#778D37
Closest named color: Khaki Green (#728639). oklch(60.8% 0.115 122), rgb(119, 141, 55).
Aa
Black text reads best on this color (5.64:1).
About this color
#778D37 is a medium-dark, moderately saturated yellow. In OKLCH its lightness is 61%, its chroma 0.115 and its hue 122°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Khaki Green (#728639), ΔE 0.023 away. Black text reads best on it, at 5.64:1.
| Hue family | Yellows |
| Lightness | medium-dark (61%) |
| Chroma | moderately saturated (0.115) |
| Temperature | in between |
| Nearest name | Khaki Green (#728639) |
| Black text | 5.64:1 |
| White text | 3.71:1 |
Values
| HEX | #778D37 |
| RGB | rgb(119, 141, 55) |
| HSL | hsl(75, 44%, 38%) |
| OKLCH | oklch(60.8% 0.115 122) |
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 #778D37 | 3.71:1 | AA large text | Lc -70.2 | Content text, not long reading |
| Black text on #778D37 | 5.64:1 | AA | Lc 39.4 | Non-text elements, placeholder text |
| #778D37 text on white | 3.71:1 | AA large text | Lc 64.7 | Content text, not long reading |
| #778D37 text on black | 5.64:1 | AA | Lc -37.0 | 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 500.
-
Step 50
50
#F4F6F1
oklch(97% 0.007 124.4)
-
Step 100
100
#E8ECE0
oklch(93.7% 0.017 121.8)
-
Step 200
200
#D5DDC6
oklch(88.5% 0.032 122.7)
-
Step 300
300
#BAC79F
oklch(80.9% 0.056 122.3)
-
Step 400
400
#97AA69
oklch(70.7% 0.091 122)
-
Step 500
500 (this color)
#778D37
oklch(60.8% 0.115 122)
-
Step 600
600
#677E18
oklch(55.6% 0.125 122.1)
-
Step 700
700
#566A06
oklch(49% 0.116 121.8)
-
Step 800
800
#46570D
oklch(42.8% 0.097 122.4)
-
Step 900
900
#3B4815
oklch(37.8% 0.075 122.3)
-
Step 950
950
#232A0E
oklch(27% 0.047 121.3)
#778D37 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) | #95852D | 0.046 |
| Deuteranopia (no green cones) | #92843D | 0.048 |
| Tritanopia (no blue cones) | #7D867B | 0.097 |
| Achromatopsia (no color) | #848484 | 0.115 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #778D37
#778D37
oklch(60.8% 0.115 122)
- #8F71BC
#8F71BC
oklch(60.8% 0.115 301.5)
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 #778D37, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Khaki Green #728639 ΔE 0.023
- Moss Green #658B38 ΔE 0.025
- Olive Drab #6B8E23 ΔE 0.025
- Camo #7F8F4E ΔE 0.028
- Drab Green #749551 ΔE 0.029
- Mossy Green #638B27 ΔE 0.032
- Dark Yellow Green #728F02 ΔE 0.033
- Swamp Green #748500 ΔE 0.034
Use #778D37 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.