#778303
Closest named color: Swamp Green (#748500). oklch(58% 0.132 116), rgb(119, 131, 3).
Aa
Black text reads best on this color (5.03:1).
About this color
#778303 is a medium-dark, moderately saturated yellow. In OKLCH its lightness is 58%, its chroma 0.132 and its hue 116°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Swamp Green (#748500), ΔE 0.007 away. Black text reads best on it, at 5.03:1.
| Hue family | Yellows |
| Lightness | medium-dark (58%) |
| Chroma | moderately saturated (0.132) |
| Temperature | in between |
| Nearest name | Swamp Green (#748500) |
| Black text | 5.03:1 |
| White text | 4.17:1 |
Values
| HEX | #778303 |
| RGB | rgb(119, 131, 3) |
| HSL | hsl(66, 96%, 26%) |
| OKLCH | oklch(58% 0.132 116) |
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 #778303 | 4.17:1 | AA large text | Lc -74.1 | Content text, not long reading |
| Black text on #778303 | 5.03:1 | AA | Lc 35.5 | Non-text elements, placeholder text |
| #778303 text on white | 4.17:1 | AA large text | Lc 68.6 | Content text, not long reading |
| #778303 text on black | 5.03:1 | AA | Lc -33.1 | 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
#F5F6F0
oklch(97.1% 0.008 114.2)
-
Step 100
100
#E9EBDF
oklch(93.5% 0.016 114.4)
-
Step 200
200
#D7DCC4
oklch(88.4% 0.033 116.6)
-
Step 300
300
#BEC69A
oklch(80.9% 0.06 116.1)
-
Step 400
400
#9DA862
oklch(70.6% 0.094 116.2)
-
Step 500
500
#869231
oklch(63.1% 0.121 116)
-
Step 600
600 (this color)
#778303
oklch(58% 0.132 116)
-
Step 700
700
#5E6800
oklch(49.2% 0.113 116.2)
-
Step 800
800
#4D5500
oklch(42.8% 0.098 115.9)
-
Step 900
900
#40460B
oklch(37.6% 0.078 115.4)
-
Step 950
950
#252909
oklch(26.9% 0.05 115.9)
#778303 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) | #8D7B00 | 0.039 |
| Deuteranopia (no green cones) | #8C7D17 | 0.038 |
| Tritanopia (no blue cones) | #7F7B6F | 0.115 |
| Achromatopsia (no color) | #7C7C7C | 0.132 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #778303
#778303
oklch(58% 0.132 116)
- #8268BF
#8268BF
oklch(58.1% 0.132 295.8)
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 #778303, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Swamp Green #748500 ΔE 0.007
- Olive #808000 ΔE 0.015
- Khaki Green #728639 ΔE 0.029
- Mossy Green #638B27 ΔE 0.031
- Olive Drab #6B8E23 ΔE 0.032
- Murky Green #6C7A0E ΔE 0.032
- Swamp #698339 ΔE 0.034
- Moss Green #658B38 ΔE 0.034
Use #778303 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.