#488A55
Closest named color: Sea Green (#2E8B57). oklch(57.5% 0.106 148.6), rgb(72, 138, 85).
Aa
Black text reads best on this color (5.04:1).
About this color
#488A55 is a medium-dark, moderately saturated green. In OKLCH its lightness is 58%, its chroma 0.106 and its hue 149°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Sea Green (#2E8B57), ΔE 0.019 away. Black text reads best on it, at 5.04:1.
| Hue family | Greens |
| Lightness | medium-dark (58%) |
| Chroma | moderately saturated (0.106) |
| Temperature | in between |
| Nearest name | Sea Green (#2E8B57) |
| Black text | 5.04:1 |
| White text | 4.16:1 |
Values
| HEX | #488A55 |
| RGB | rgb(72, 138, 85) |
| HSL | hsl(132, 31%, 41%) |
| OKLCH | oklch(57.5% 0.106 148.6) |
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 #488A55 | 4.16:1 | AA large text | Lc -74.0 | Content text, not long reading |
| Black text on #488A55 | 5.04:1 | AA | Lc 35.6 | Non-text elements, placeholder text |
| #488A55 text on white | 4.16:1 | AA large text | Lc 68.5 | Content text, not long reading |
| #488A55 text on black | 5.04:1 | AA | Lc -33.2 | 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
#E4EDE5
oklch(93.7% 0.014 148.8)
-
Step 200
200
#CEDED0
oklch(88.5% 0.026 149.1)
-
Step 300
300
#ACCAB0
oklch(81% 0.048 148.9)
-
Step 400
400
#80AE86
oklch(70.7% 0.076 148.2)
-
Step 500
500
#5E9A68
oklch(63.2% 0.098 148.4)
-
Step 600
600 (this color)
#488A55
oklch(57.5% 0.106 148.6)
-
Step 700
700
#337040
oklch(49.1% 0.099 148.6)
-
Step 800
800
#2B5B35
oklch(42.6% 0.082 148.8)
-
Step 900
900
#284B2E
oklch(37.7% 0.064 148.3)
-
Step 950
950
#182C1B
oklch(27% 0.041 148)
#488A55 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) | #8B8051 | 0.086 |
| Deuteranopia (no green cones) | #827A58 | 0.085 |
| Tritanopia (no blue cones) | #3C887D | 0.060 |
| Achromatopsia (no color) | #7C7C7C | 0.106 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #488A55
#488A55
oklch(57.5% 0.106 148.6)
- #9B6198
#9B6198
oklch(57.5% 0.106 328.7)
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 #488A55, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Sea Green #2E8B57 ΔE 0.019
- Dark Sage #598556 ΔE 0.022
- Light Forest Green #4F9153 ΔE 0.024
- Fern Green #548D44 ΔE 0.027
- Viridian #1E9167 ΔE 0.032
- Moss Green #658B38 ΔE 0.042
- Swamp #698339 ΔE 0.042
- Military Green #667C3E ΔE 0.047
Use #488A55 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.