#99B587
Closest named color: Dark Sea Green (#8FBC8F). oklch(74% 0.071 133.4), rgb(153, 181, 135).
Aa
Black text reads best on this color (9.31:1).
About this color
#99B587 is a medium-light, moderately saturated green. In OKLCH its lightness is 74%, its chroma 0.071 and its hue 133°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Sea Green (#8FBC8F), ΔE 0.020 away. Black text reads best on it, at 9.31:1.
| Hue family | Greens |
| Lightness | medium-light (74%) |
| Chroma | moderately saturated (0.071) |
| Temperature | in between |
| Nearest name | Dark Sea Green (#8FBC8F) |
| Black text | 9.31:1 |
| White text | 2.25:1 |
Values
| HEX | #99B587 |
| RGB | rgb(153, 181, 135) |
| HSL | hsl(97, 24%, 62%) |
| OKLCH | oklch(74% 0.071 133.4) |
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 #99B587 | 2.25:1 | Fails | Lc -49.3 | Large or bold text, headings |
| Black text on #99B587 | 9.31:1 | AAA | Lc 59.5 | Large or bold text, headings |
| #99B587 text on white | 2.25:1 | Fails | Lc 44.4 | Non-text elements, placeholder text |
| #99B587 text on black | 9.31:1 | AAA | Lc -57.7 | Large or bold text, headings |
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 400.
-
Step 50
50
#F4F6F2
oklch(97.1% 0.006 128.5)
-
Step 100
100
#E6ECE3
oklch(93.6% 0.014 134.9)
-
Step 200
200
#D3DDCD
oklch(88.5% 0.024 133.5)
-
Step 300
300
#B5C7AA
oklch(80.8% 0.044 133.5)
-
Step 400
400 (this color)
#99B587
oklch(74% 0.071 133.4)
-
Step 500
500
#73965C
oklch(63.2% 0.091 133.7)
-
Step 600
600
#5B8041
oklch(55.6% 0.1 133.7)
-
Step 700
700
#4B6C33
oklch(49.2% 0.092 133.5)
-
Step 800
800
#3E582B
oklch(42.8% 0.076 133.3)
-
Step 900
900
#354827
oklch(37.6% 0.058 133)
-
Step 950
950
#1F2A17
oklch(26.9% 0.037 132.9)
#99B587 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) | #B9AE84 | 0.045 |
| Deuteranopia (no green cones) | #B5AC89 | 0.045 |
| Tritanopia (no blue cones) | #9AB1A9 | 0.053 |
| Achromatopsia (no color) | #ADADAD | 0.072 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #99B587
#99B587
oklch(74% 0.071 133.4)
- #BB9ECB
#BB9ECB
oklch(74% 0.071 313.5)
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 #99B587, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Sea Green #8FBC8F ΔE 0.020
- Muted Teal #90B494 ΔE 0.021
- Lichen #8FB67B ΔE 0.022
- Sage Green #88B378 ΔE 0.031
- Sage #87AE73 ΔE 0.039
- Bland #AFA88B ΔE 0.047
- Faded Green #7BB274 ΔE 0.047
- Tan Green #A9BE70 ΔE 0.048
Use #99B587 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.