#857D09
Closest named color: Olive (#808000). oklch(57.9% 0.12 105), rgb(133, 125, 9).
Aa
Black text reads best on this color (4.93:1).
About this color
#857D09 is a medium-dark, moderately saturated yellow. In OKLCH its lightness is 58%, its chroma 0.120 and its hue 105°. Its hue sits on the warm side of the wheel. The nearest named color is Olive (#808000), ΔE 0.012 away. Black text reads best on it, at 4.93:1.
| Hue family | Yellows |
| Lightness | medium-dark (58%) |
| Chroma | moderately saturated (0.120) |
| Temperature | warm |
| Nearest name | Olive (#808000) |
| Black text | 4.93:1 |
| White text | 4.25:1 |
Values
| HEX | #857D09 |
| RGB | rgb(133, 125, 9) |
| HSL | hsl(56, 87%, 28%) |
| OKLCH | oklch(57.9% 0.12 105) |
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 #857D09 | 4.25:1 | AA large text | Lc -74.7 | Content text, not long reading |
| Black text on #857D09 | 4.93:1 | AA | Lc 34.8 | Non-text elements, placeholder text |
| #857D09 text on white | 4.25:1 | AA large text | Lc 69.3 | Content text, not long reading |
| #857D09 text on black | 4.93:1 | AA | Lc -32.4 | 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
#F6F6F0
oklch(97.1% 0.008 106.5)
-
Step 100
100
#EBEBDF
oklch(93.7% 0.016 106.7)
-
Step 200
200
#DCDBC4
oklch(88.6% 0.031 105)
-
Step 300
300
#C5C39B
oklch(80.9% 0.054 105.2)
-
Step 400
400
#A8A463
oklch(70.7% 0.086 105.3)
-
Step 500
500
#948D33
oklch(63.2% 0.111 104.9)
-
Step 600
600 (this color)
#857D09
oklch(57.9% 0.12 105)
-
Step 700
700
#6A6300
oklch(49.1% 0.104 104.8)
-
Step 800
800
#575100
oklch(42.7% 0.09 104.7)
-
Step 900
900
#47430D
oklch(37.6% 0.072 105)
-
Step 950
950
#2A280A
oklch(27.2% 0.046 105.5)
#857D09 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) | #897800 | 0.014 |
| Deuteranopia (no green cones) | #8C7D17 | 0.013 |
| Tritanopia (no blue cones) | #90736A | 0.111 |
| Achromatopsia (no color) | #7B7B7B | 0.120 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #857D09
#857D09
oklch(57.9% 0.12 105)
- #736EBE
#736EBE
oklch(57.8% 0.121 284.8)
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 #857D09, closest first.
No curated palette has a color within ΔE 0.04 of #857D09.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Olive #808000 ΔE 0.012
- Hazel #8E7618 ΔE 0.026
- Swamp Green #748500 ΔE 0.034
- Khaki Green #728639 ΔE 0.037
- Drab #828344 ΔE 0.039
- Murky Green #6C7A0E ΔE 0.040
- Swamp #698339 ΔE 0.044
- Olive Green #677A04 ΔE 0.048
Use #857D09 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.