#458451
Closest named color: Sea Green (#2E8B57). oklch(55.7% 0.102 148.5), rgb(69, 132, 81).
Aa
Black text reads best on this color (4.67:1).
About this color
#458451 is a medium-dark, moderately saturated green. In OKLCH its lightness is 56%, its chroma 0.102 and its hue 148°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Sea Green (#2E8B57), ΔE 0.024 away. Black text reads best on it, at 4.67:1.
| Hue family | Greens |
| Lightness | medium-dark (56%) |
| Chroma | moderately saturated (0.102) |
| Temperature | in between |
| Nearest name | Sea Green (#2E8B57) |
| Black text | 4.67:1 |
| White text | 4.49:1 |
Values
| HEX | #458451 |
| RGB | rgb(69, 132, 81) |
| HSL | hsl(131, 31%, 39%) |
| OKLCH | oklch(55.7% 0.102 148.5) |
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 #458451 | 4.49:1 | AA large text | Lc -76.5 | Fine for body text |
| Black text on #458451 | 4.67:1 | AA | Lc 33.0 | Non-text elements, placeholder text |
| #458451 text on white | 4.49:1 | AA large text | Lc 71.0 | Content text, not long reading |
| #458451 text on black | 4.67:1 | AA | Lc -30.6 | 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 600.
-
Step 50
50
#F3F7F3
oklch(97.2% 0.007 145.5)
-
Step 100
100
#E4ECE5
oklch(93.5% 0.013 149.2)
-
Step 200
200
#CEDED0
oklch(88.5% 0.026 149.1)
-
Step 300
300
#ADC9B0
oklch(80.8% 0.046 148.2)
-
Step 400
400
#81AE87
oklch(70.8% 0.074 148.3)
-
Step 500
500
#609969
oklch(63% 0.094 148.3)
-
Step 600
600 (this color)
#458451
oklch(55.7% 0.102 148.5)
-
Step 700
700
#366F41
oklch(49% 0.095 148.3)
-
Step 800
800
#2D5B36
oklch(42.8% 0.079 148.6)
-
Step 900
900
#294B2F
oklch(37.8% 0.062 148.5)
-
Step 950
950
#192C1C
oklch(27.1% 0.039 148.4)
#458451 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) | #857B4E | 0.083 |
| Deuteranopia (no green cones) | #7C7454 | 0.083 |
| Tritanopia (no blue cones) | #3A8277 | 0.058 |
| Achromatopsia (no color) | #777777 | 0.103 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #458451
#458451
oklch(55.7% 0.102 148.5)
- #945D91
#945D91
oklch(55.7% 0.101 328.8)
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 #458451, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Sea Green #2E8B57 ΔE 0.024
- Dark Sage #598556 ΔE 0.024
- Fern Green #548D44 ΔE 0.039
- Military Green #667C3E ΔE 0.040
- Light Forest Green #4F9153 ΔE 0.042
- Viridian #1E9167 ΔE 0.042
- Jungle Green #048243 ΔE 0.044
- Swamp #698339 ΔE 0.044
Use #458451 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.