#51975A
Closest named color: Light Forest Green (#4F9153). oklch(61.4% 0.115 146.8), rgb(81, 151, 90).
Aa
Black text reads best on this color (5.92:1).
About this color
#51975A is a medium-dark, moderately saturated green. In OKLCH its lightness is 61%, its chroma 0.115 and its hue 147°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Light Forest Green (#4F9153), ΔE 0.018 away. Black text reads best on it, at 5.92:1.
| Hue family | Greens |
| Lightness | medium-dark (61%) |
| Chroma | moderately saturated (0.115) |
| Temperature | in between |
| Nearest name | Light Forest Green (#4F9153) |
| Black text | 5.92:1 |
| White text | 3.54:1 |
Values
| HEX | #51975A |
| RGB | rgb(81, 151, 90) |
| HSL | hsl(128, 30%, 45%) |
| OKLCH | oklch(61.4% 0.115 146.8) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #51975A | 3.54:1 | AA large text | Lc -68.3 | Content text, not long reading |
| Black text on #51975A | 5.92:1 | AA | Lc 41.2 | Non-text elements, placeholder text |
| #51975A text on white | 3.54:1 | AA large text | Lc 62.9 | Content text, not long reading |
| #51975A text on black | 5.92:1 | AA | Lc -38.8 | Non-text elements, placeholder text |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 500.
-
Step 50
50
#F2F7F2
oklch(97.1% 0.008 145.5)
-
Step 100
100
#E3EDE4
oklch(93.6% 0.016 148.4)
-
Step 200
200
#CCDFCD
oklch(88.4% 0.032 146.8)
-
Step 300
300
#A9CBAC
oklch(80.9% 0.056 147.4)
-
Step 400
400
#7AB07F
oklch(70.6% 0.091 146.8)
-
Step 500
500 (this color)
#51975A
oklch(61.4% 0.115 146.8)
-
Step 600
600
#388645
oklch(55.5% 0.125 147)
-
Step 700
700
#2A7236
oklch(49.2% 0.117 146.7)
-
Step 800
800
#245D2D
oklch(42.8% 0.098 146.7)
-
Step 900
900
#234C29
oklch(37.7% 0.075 147.1)
-
Step 950
950
#152D18
oklch(27.1% 0.049 146.9)
#51975A with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #998C56 | 0.093 |
| Deuteranopia (no green cones) | #8F855E | 0.092 |
| Tritanopia (no blue cones) | #469488 | 0.068 |
| Achromatopsia (no color) | #888888 | 0.116 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #51975A
#51975A
oklch(61.4% 0.115 146.8)
- #A96AA9
#A96AA9
oklch(61.4% 0.117 326.9)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #51975A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Forest Green #4F9153 ΔE 0.018
- Fern Green #548D44 ΔE 0.033
- Ocean Green #3D9973 ΔE 0.033
- Muted Green #5FA052 ΔE 0.035
- Flat Green #699D4C ΔE 0.036
- Drab Green #749551 ΔE 0.037
- Moss #769958 ΔE 0.042
- Moss Green #658B38 ΔE 0.043
Use #51975A in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.