#588B4A
Closest named color: Fern Green (#548D44). oklch(58.4% 0.109 139.2), rgb(88, 139, 74).
Aa
Black text reads best on this color (5.20:1).
About this color
#588B4A is a medium-dark, moderately saturated green. In OKLCH its lightness is 58%, its chroma 0.109 and its hue 139°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Fern Green (#548D44), ΔE 0.012 away. Black text reads best on it, at 5.20:1.
| Hue family | Greens |
| Lightness | medium-dark (58%) |
| Chroma | moderately saturated (0.109) |
| Temperature | in between |
| Nearest name | Fern Green (#548D44) |
| Black text | 5.20:1 |
| White text | 4.03:1 |
Values
| HEX | #588B4A |
| RGB | rgb(88, 139, 74) |
| HSL | hsl(107, 31%, 42%) |
| OKLCH | oklch(58.4% 0.109 139.2) |
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 #588B4A | 4.03:1 | AA large text | Lc -73.0 | Content text, not long reading |
| Black text on #588B4A | 5.20:1 | AA | Lc 36.6 | Non-text elements, placeholder text |
| #588B4A text on white | 4.03:1 | AA large text | Lc 67.5 | Content text, not long reading |
| #588B4A text on black | 5.20:1 | AA | Lc -34.2 | 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
#F3F7F2
oklch(97.2% 0.008 139.4)
-
Step 100
100
#E5ECE3
oklch(93.5% 0.014 138.7)
-
Step 200
200
#D0DECD
oklch(88.5% 0.027 140.2)
-
Step 300
300
#B1C9AB
oklch(81% 0.049 139.4)
-
Step 400
400
#87AD7D
oklch(70.7% 0.08 139.2)
-
Step 500
500
#69985C
oklch(63% 0.101 139)
-
Step 600
600 (this color)
#588B4A
oklch(58.4% 0.109 139.2)
-
Step 700
700
#406E33
oklch(49% 0.102 139.1)
-
Step 800
800
#355A2B
oklch(42.7% 0.085 139.3)
-
Step 900
900
#2F4A27
oklch(37.7% 0.066 138.8)
-
Step 950
950
#1C2B17
oklch(26.9% 0.041 138.1)
#588B4A 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) | #8F8145 | 0.076 |
| Deuteranopia (no green cones) | #877D4E | 0.074 |
| Tritanopia (no blue cones) | #55877B | 0.073 |
| Achromatopsia (no color) | #7E7E7E | 0.110 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #588B4A
#588B4A
oklch(58.4% 0.109 139.2)
- #9765A4
#9765A4
oklch(58.3% 0.109 319.2)
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 #588B4A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Fern Green #548D44 ΔE 0.012
- Light Forest Green #4F9153 ΔE 0.018
- Moss Green #658B38 ΔE 0.022
- Dark Sage #598556 ΔE 0.027
- Swamp #698339 ΔE 0.028
- Khaki Green #728639 ΔE 0.033
- Mossy Green #638B27 ΔE 0.034
- Sea Green #2E8B57 ΔE 0.036
Use #588B4A 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.