#657A23
Closest named color: Murky Green (#6C7A0E). oklch(54.5% 0.114 122.1), rgb(101, 122, 35).
Aa
White text reads best on this color (4.81:1).
About this color
#657A23 is a medium-dark, moderately saturated yellow. In OKLCH its lightness is 54%, its chroma 0.114 and its hue 122°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Murky Green (#6C7A0E), ΔE 0.013 away. White text reads best on it, at 4.81:1.
| Hue family | Yellows |
| Lightness | medium-dark (54%) |
| Chroma | moderately saturated (0.114) |
| Temperature | in between |
| Nearest name | Murky Green (#6C7A0E) |
| Black text | 4.36:1 |
| White text | 4.81:1 |
Values
| HEX | #657A23 |
| RGB | rgb(101, 122, 35) |
| HSL | hsl(74, 55%, 31%) |
| OKLCH | oklch(54.5% 0.114 122.1) |
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 #657A23 | 4.81:1 | AA | Lc -78.7 | Fine for body text |
| Black text on #657A23 | 4.36:1 | AA large text | Lc 30.8 | Non-text elements, placeholder text |
| #657A23 text on white | 4.81:1 | AA | Lc 73.3 | Content text, not long reading |
| #657A23 text on black | 4.36:1 | AA large text | Lc -28.4 | 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
#F4F6F1
oklch(97% 0.007 124.4)
-
Step 100
100
#E8ECE1
oklch(93.7% 0.015 123)
-
Step 200
200
#D6DCC8
oklch(88.4% 0.028 120.6)
-
Step 300
300
#BBC6A2
oklch(80.8% 0.051 121.3)
-
Step 400
400
#98A96F
oklch(70.7% 0.082 121.8)
-
Step 500
500
#7F9347
oklch(63% 0.105 121.6)
-
Step 600
600 (this color)
#657A23
oklch(54.5% 0.114 122.1)
-
Step 700
700
#576A19
oklch(49.2% 0.107 122.1)
-
Step 800
800
#475618
oklch(42.7% 0.087 121.9)
-
Step 900
900
#3B471A
oklch(37.6% 0.069 122.3)
-
Step 950
950
#232A11
oklch(27.1% 0.043 122.2)
#657A23 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) | #817216 | 0.045 |
| Deuteranopia (no green cones) | #7F722A | 0.046 |
| Tritanopia (no blue cones) | #6A7469 | 0.095 |
| Achromatopsia (no color) | #727272 | 0.114 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #657A23
#657A23
oklch(54.5% 0.114 122.1)
- #7D5EA7
#7D5EA7
oklch(54.4% 0.115 302.3)
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 #657A23, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Murky Green #6C7A0E ΔE 0.013
- Olive Green #677A04 ΔE 0.015
- Military Green #667C3E ΔE 0.025
- Muddy Green #657432 ΔE 0.026
- Swamp #698339 ΔE 0.030
- Browny Green #6F6C0A ΔE 0.039
- Brown Green #706C11 ΔE 0.040
- Khaki Green #728639 ΔE 0.043
Use #657A23 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.