#999F15
Closest named color: Pea Soup Green (#94A617). oklch(67.5% 0.145 112.4), rgb(153, 159, 21).
Aa
Black text reads best on this color (7.32:1).
About this color
#999F15 is a medium-light, vivid yellow. In OKLCH its lightness is 68%, its chroma 0.145 and its hue 112°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Pea Soup Green (#94A617), ΔE 0.020 away. Black text reads best on it, at 7.32:1.
| Hue family | Yellows |
| Lightness | medium-light (68%) |
| Chroma | vivid (0.145) |
| Temperature | in between |
| Nearest name | Pea Soup Green (#94A617) |
| Black text | 7.32:1 |
| White text | 2.86:1 |
Values
| HEX | #999F15 |
| RGB | rgb(153, 159, 21) |
| HSL | hsl(63, 77%, 35%) |
| OKLCH | oklch(67.5% 0.145 112.4) |
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 #999F15 | 2.86:1 | Fails | Lc -60.0 | Large or bold text, headings |
| Black text on #999F15 | 7.32:1 | AAA | Lc 49.3 | Large or bold text, headings |
| #999F15 text on white | 2.86:1 | Fails | Lc 54.7 | Large or bold text, headings |
| #999F15 text on black | 7.32:1 | AAA | Lc -47.1 | 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
#F5F6ED
oklch(97% 0.012 111.8)
-
Step 100
100
#EAECD8
oklch(93.6% 0.027 111.5)
-
Step 200
200
#D9DDB7
oklch(88.5% 0.051 112.3)
-
Step 300
300
#C1C782
oklch(80.9% 0.091 112.5)
-
Step 400
400 (this color)
#999F15
oklch(67.5% 0.145 112.4)
-
Step 500
500
#8C9100
oklch(63.1% 0.14 112.2)
-
Step 600
600
#757A00
oklch(55.6% 0.124 112.6)
-
Step 700
700
#626600
oklch(49% 0.109 112.4)
-
Step 800
800
#505400
oklch(42.8% 0.095 112.9)
-
Step 900
900
#434600
oklch(37.9% 0.084 112.5)
-
Step 950
950
#272900
oklch(27% 0.06 112.6)
#999F15 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) | #AC9700 | 0.033 |
| Deuteranopia (no green cones) | #AC9A25 | 0.034 |
| Tritanopia (no blue cones) | #A49587 | 0.128 |
| Achromatopsia (no color) | #989898 | 0.145 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #999F15
#999F15
oklch(67.5% 0.145 112.4)
- #9A84E8
#9A84E8
oklch(67.6% 0.145 292.2)
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 #999F15, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pea Soup Green #94A617 ΔE 0.020
- Pea Soup #929901 ΔE 0.020
- Avocado Green #87A922 ΔE 0.033
- Pea Green #8EAB12 ΔE 0.035
- Icky Green #8FAE22 ΔE 0.041
- Brown Yellow #B29705 ΔE 0.041
- Avocado #90B134 ΔE 0.047
- Dark Gold #B59410 ΔE 0.050
Use #999F15 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.