#677451
Closest named color: Dark Moss Green (#606C38). oklch(53.8% 0.054 124.7), rgb(103, 116, 81).
Aa
White text reads best on this color (5.00:1).
About this color
#677451 is a medium-dark, muted yellow. In OKLCH its lightness is 54%, its chroma 0.054 and its hue 125°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Moss Green (#606C38), ΔE 0.038 away. White text reads best on it, at 5.00:1.
| Hue family | Yellows |
| Lightness | medium-dark (54%) |
| Chroma | muted (0.054) |
| Temperature | in between |
| Nearest name | Dark Moss Green (#606C38) |
| Black text | 4.19:1 |
| White text | 5.00:1 |
Values
| HEX | #677451 |
| RGB | rgb(103, 116, 81) |
| HSL | hsl(82, 18%, 39%) |
| OKLCH | oklch(53.8% 0.054 124.7) |
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 #677451 | 5.00:1 | AA | Lc -80.0 | Fine for body text |
| Black text on #677451 | 4.19:1 | AA large text | Lc 29.5 | Dividers and decoration only |
| #677451 text on white | 5.00:1 | AA | Lc 74.6 | Content text, not long reading |
| #677451 text on black | 4.19:1 | AA large text | Lc -27.1 | Dividers and decoration only |
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
#F5F6F3
oklch(97.2% 0.004 121.6)
-
Step 100
100
#E9EBE6
oklch(93.7% 0.007 124.5)
-
Step 200
200
#D7DBD1
oklch(88.6% 0.014 124.6)
-
Step 300
300
#BDC4B3
oklch(81% 0.025 125.3)
-
Step 400
400
#9BA58B
oklch(70.7% 0.039 124.5)
-
Step 500
500
#828F6E
oklch(63% 0.05 125.3)
-
Step 600
600 (this color)
#677451
oklch(53.8% 0.054 124.7)
-
Step 700
700
#5A6646
oklch(49.1% 0.051 124.9)
-
Step 800
800
#4A533A
oklch(42.7% 0.041 124.2)
-
Step 900
900
#3E4532
oklch(37.8% 0.032 124.4)
-
Step 950
950
#24281D
oklch(26.9% 0.02 124)
#677451 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) | #78704F | 0.027 |
| Deuteranopia (no green cones) | #766F53 | 0.027 |
| Tritanopia (no blue cones) | #69716B | 0.043 |
| Achromatopsia (no color) | #6F6F6F | 0.054 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #677451
#677451
oklch(53.8% 0.054 124.7)
- #756688
#756688
oklch(53.7% 0.055 304.7)
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 #677451, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Moss Green #606C38 ΔE 0.038
- Grey Brown #7F7053 ΔE 0.038
- Muddy Green #657432 ΔE 0.039
- Military Green #667C3E ΔE 0.040
- Dark Taupe #7F684E ΔE 0.048
- Dull Brown #876E4B ΔE 0.050
- Dark Sage #598556 ΔE 0.051
- Dirt #8A6E45 ΔE 0.054
Use #677451 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.