#128753
Closest named color: Sea Green (#2E8B57). oklch(55.1% 0.126 157.1), rgb(18, 135, 83).
Aa
Black text reads best on this color (4.61:1).
About this color
#128753 is a medium-dark, moderately saturated green. In OKLCH its lightness is 55%, its chroma 0.126 and its hue 157°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Sea Green (#2E8B57), ΔE 0.020 away. Black text reads best on it, at 4.61:1.
| Hue family | Greens |
| Lightness | medium-dark (55%) |
| Chroma | moderately saturated (0.126) |
| Temperature | in between |
| Nearest name | Sea Green (#2E8B57) |
| Black text | 4.61:1 |
| White text | 4.54:1 |
Values
| HEX | #128753 |
| RGB | rgb(18, 135, 83) |
| HSL | hsl(153, 76%, 30%) |
| OKLCH | oklch(55.1% 0.126 157.1) |
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 #128753 | 4.54:1 | AA | Lc -76.6 | Fine for body text |
| Black text on #128753 | 4.61:1 | AA | Lc 33.0 | Non-text elements, placeholder text |
| #128753 text on white | 4.54:1 | AA | Lc 71.1 | Content text, not long reading |
| #128753 text on black | 4.61:1 | 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
#F2F7F3
oklch(97.1% 0.007 151.9)
-
Step 100
100
#E1EDE5
oklch(93.5% 0.017 156.9)
-
Step 200
200
#C9E0D1
oklch(88.5% 0.032 157.1)
-
Step 300
300
#A3CCB2
oklch(80.8% 0.057 157.1)
-
Step 400
400
#6FB28A
oklch(70.7% 0.091 156.9)
-
Step 500
500
#429E6D
oklch(63% 0.115 157.3)
-
Step 600
600 (this color)
#128753
oklch(55.1% 0.126 157.1)
-
Step 700
700
#007445
oklch(49.2% 0.117 157)
-
Step 800
800
#0B5E39
oklch(42.6% 0.096 157.3)
-
Step 900
900
#164D31
oklch(37.6% 0.075 157.2)
-
Step 950
950
#0F2D1D
oklch(26.9% 0.047 157.6)
#128753 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) | #867B50 | 0.115 |
| Deuteranopia (no green cones) | #797256 | 0.112 |
| Tritanopia (no blue cones) | #00867A | 0.059 |
| Achromatopsia (no color) | #767676 | 0.127 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #128753
#128753
oklch(55.1% 0.126 157.1)
- #9F528C
#9F528C
oklch(55.1% 0.126 337.3)
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 #128753, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Sea Green #2E8B57 ΔE 0.020
- Jungle Green #048243 ΔE 0.024
- Viridian #1E9167 ΔE 0.037
- Dark Sage #598556 ΔE 0.052
- Fern Green #548D44 ΔE 0.053
- Light Forest Green #4F9153 ΔE 0.053
- Forest Green #228B22 ΔE 0.056
- Kelley Green #009337 ΔE 0.057
Use #128753 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.