#999B33
Closest named color: Pea Soup (#929901). oklch(66.8% 0.125 110.4), rgb(153, 155, 51).
Aa
Black text reads best on this color (7.09:1).
About this color
#999B33 is a medium-light, moderately saturated yellow. In OKLCH its lightness is 67%, its chroma 0.125 and its hue 110°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Pea Soup (#929901), ΔE 0.026 away. Black text reads best on it, at 7.09:1.
| Hue family | Yellows |
| Lightness | medium-light (67%) |
| Chroma | moderately saturated (0.125) |
| Temperature | in between |
| Nearest name | Pea Soup (#929901) |
| Black text | 7.09:1 |
| White text | 2.96:1 |
Values
| HEX | #999B33 |
| RGB | rgb(153, 155, 51) |
| HSL | hsl(61, 50%, 40%) |
| OKLCH | oklch(66.8% 0.125 110.4) |
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 #999B33 | 2.96:1 | Fails | Lc -61.4 | Content text, not long reading |
| Black text on #999B33 | 7.09:1 | AAA | Lc 48.0 | Large or bold text, headings |
| #999B33 text on white | 2.96:1 | Fails | Lc 56.1 | Large or bold text, headings |
| #999B33 text on black | 7.09:1 | AAA | Lc -45.7 | 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 500.
-
Step 50
50
#F5F6F0
oklch(97.1% 0.008 114.2)
-
Step 100
100
#EAEBDE
oklch(93.6% 0.017 110.3)
-
Step 200
200
#DADCC2
oklch(88.6% 0.035 110.7)
-
Step 300
300
#C2C597
oklch(80.9% 0.062 110.8)
-
Step 400
400
#A4A65C
oklch(70.7% 0.097 110)
-
Step 500
500 (this color)
#999B33
oklch(66.8% 0.125 110.4)
-
Step 600
600
#787900
oklch(55.7% 0.122 110.4)
-
Step 700
700
#646500
oklch(49% 0.107 110.5)
-
Step 800
800
#525300
oklch(42.7% 0.094 110.6)
-
Step 900
900
#444502
oklch(37.7% 0.081 110.7)
-
Step 950
950
#282806
oklch(26.9% 0.051 109.4)
#999B33 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) | #A79424 | 0.025 |
| Deuteranopia (no green cones) | #A8973A | 0.027 |
| Tritanopia (no blue cones) | #A49186 | 0.113 |
| Achromatopsia (no color) | #969696 | 0.125 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #999B33
#999B33
oklch(66.8% 0.125 110.4)
- #9586DB
#9586DB
oklch(66.8% 0.124 290.7)
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 #999B33, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pea Soup #929901 ΔE 0.026
- Brown Yellow #B29705 ΔE 0.038
- Pea Soup Green #94A617 ΔE 0.039
- Dark Gold #B59410 ΔE 0.043
- Yellow Brown #B79400 ΔE 0.046
- Yellowy Brown #AE8B0C ΔE 0.048
- Dark Mustard #A88905 ΔE 0.048
- Avocado Green #87A922 ΔE 0.049
Use #999B33 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.