#5B993B
Closest named color: Flat Green (#699D4C). oklch(62% 0.143 136.4), rgb(91, 153, 59).
Aa
Black text reads best on this color (6.06:1).
About this color
#5B993B is a medium-dark, vivid green. In OKLCH its lightness is 62%, its chroma 0.143 and its hue 136°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Flat Green (#699D4C), ΔE 0.027 away. Black text reads best on it, at 6.06:1.
| Hue family | Greens |
| Lightness | medium-dark (62%) |
| Chroma | vivid (0.143) |
| Temperature | in between |
| Nearest name | Flat Green (#699D4C) |
| Black text | 6.06:1 |
| White text | 3.46:1 |
Values
| HEX | #5B993B |
| RGB | rgb(91, 153, 59) |
| HSL | hsl(100, 44%, 42%) |
| OKLCH | oklch(62% 0.143 136.4) |
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 #5B993B | 3.46:1 | AA large text | Lc -67.4 | Content text, not long reading |
| Black text on #5B993B | 6.06:1 | AA | Lc 42.1 | Non-text elements, placeholder text |
| #5B993B text on white | 3.46:1 | AA large text | Lc 62.0 | Content text, not long reading |
| #5B993B text on black | 6.06:1 | AA | Lc -39.7 | 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 500.
-
Step 50
50
#F3F7F1
oklch(97.1% 0.009 134.9)
-
Step 100
100
#E4EDE0
oklch(93.6% 0.02 135.8)
-
Step 200
200
#CEDFC6
oklch(88.4% 0.038 135.5)
-
Step 300
300
#ACCC9F
oklch(81% 0.071 136.7)
-
Step 400
400
#80B16A
oklch(70.8% 0.112 136.5)
-
Step 500
500 (this color)
#5B993B
oklch(62% 0.143 136.4)
-
Step 600
600
#438717
oklch(55.7% 0.156 136.5)
-
Step 700
700
#357205
oklch(49.2% 0.145 136.3)
-
Step 800
800
#2C5D0D
oklch(42.7% 0.12 136.6)
-
Step 900
900
#284C15
oklch(37.6% 0.093 136.6)
-
Step 950
950
#182D0E
oklch(27.1% 0.059 136.7)
#5B993B 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) | #9E8D31 | 0.090 |
| Deuteranopia (no green cones) | #958842 | 0.090 |
| Tritanopia (no blue cones) | #599485 | 0.101 |
| Achromatopsia (no color) | #8A8A8A | 0.144 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5B993B
#5B993B
oklch(62% 0.143 136.4)
- #A868BF
#A868BF
oklch(62% 0.143 316.6)
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 #5B993B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Flat Green #699D4C ΔE 0.027
- Muted Green #5FA052 ΔE 0.028
- Olive Drab #6B8E23 ΔE 0.033
- Dark Yellow Green #728F02 ΔE 0.038
- Mid Green #50A747 ΔE 0.038
- Mossy Green #638B27 ΔE 0.039
- Moss Green #658B38 ΔE 0.041
- Fern Green #548D44 ΔE 0.041
Use #5B993B 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.