#488558
Closest named color: Dark Sage (#598556). oklch(56.3% 0.095 150.9), rgb(72, 133, 88).
Aa
Black text reads best on this color (4.77:1).
About this color
#488558 is a medium-dark, moderately saturated green. In OKLCH its lightness is 56%, its chroma 0.095 and its hue 151°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Sage (#598556), ΔE 0.018 away. Black text reads best on it, at 4.77:1.
| Hue family | Greens |
| Lightness | medium-dark (56%) |
| Chroma | moderately saturated (0.095) |
| Temperature | in between |
| Nearest name | Dark Sage (#598556) |
| Black text | 4.77:1 |
| White text | 4.40:1 |
Values
| HEX | #488558 |
| RGB | rgb(72, 133, 88) |
| HSL | hsl(136, 30%, 40%) |
| OKLCH | oklch(56.3% 0.095 150.9) |
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 #488558 | 4.40:1 | AA large text | Lc -75.8 | Fine for body text |
| Black text on #488558 | 4.77:1 | AA | Lc 33.7 | Non-text elements, placeholder text |
| #488558 text on white | 4.40:1 | AA large text | Lc 70.4 | Content text, not long reading |
| #488558 text on black | 4.77:1 | AA | Lc -31.3 | 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
#E4ECE6
oklch(93.5% 0.012 153.7)
-
Step 200
200
#CFDED1
oklch(88.6% 0.024 149.3)
-
Step 300
300
#AEC9B3
oklch(81% 0.042 150.7)
-
Step 400
400
#82AD8B
oklch(70.7% 0.068 150.8)
-
Step 500
500
#61996E
oklch(63.2% 0.088 150.6)
-
Step 600
600 (this color)
#488558
oklch(56.3% 0.095 150.9)
-
Step 700
700
#376F46
oklch(49.2% 0.089 150.7)
-
Step 800
800
#2E5A3A
oklch(42.6% 0.072 151.1)
-
Step 900
900
#2A4A32
oklch(37.7% 0.056 151)
-
Step 950
950
#192B1D
oklch(26.9% 0.035 150.5)
#488558 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) | #867C55 | 0.081 |
| Deuteranopia (no green cones) | #7D765B | 0.079 |
| Tritanopia (no blue cones) | #3C8379 | 0.051 |
| Achromatopsia (no color) | #787878 | 0.095 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #488558
#488558
oklch(56.3% 0.095 150.9)
- #95608F
#95608F
oklch(56.3% 0.095 330.8)
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 #488558, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Sage #598556 ΔE 0.018
- Sea Green #2E8B57 ΔE 0.026
- Viridian #1E9167 ΔE 0.039
- Light Forest Green #4F9153 ΔE 0.041
- Fern Green #548D44 ΔE 0.042
- Military Green #667C3E ΔE 0.042
- Swamp #698339 ΔE 0.046
- Slate Green #658D6D ΔE 0.051
Use #488558 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.