#677F74
Closest named color: Battleship Grey (#6B7C85). oklch(57.4% 0.033 165.7), rgb(103, 127, 116).
Aa
Black text reads best on this color (4.86:1).
About this color
#677F74 is a medium-dark, muted green. In OKLCH its lightness is 57%, its chroma 0.033 and its hue 166°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Battleship Grey (#6B7C85), ΔE 0.031 away. Black text reads best on it, at 4.86:1.
| Hue family | Greens |
| Lightness | medium-dark (57%) |
| Chroma | muted (0.033) |
| Temperature | in between |
| Nearest name | Battleship Grey (#6B7C85) |
| Black text | 4.86:1 |
| White text | 4.31:1 |
Values
| HEX | #677F74 |
| RGB | rgb(103, 127, 116) |
| HSL | hsl(153, 10%, 45%) |
| OKLCH | oklch(57.4% 0.033 165.7) |
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 #677F74 | 4.31:1 | AA large text | Lc -75.4 | Fine for body text |
| Black text on #677F74 | 4.86:1 | AA | Lc 34.2 | Non-text elements, placeholder text |
| #677F74 text on white | 4.31:1 | AA large text | Lc 69.9 | Content text, not long reading |
| #677F74 text on black | 4.86:1 | AA | Lc -31.8 | 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
#F4F6F5
oklch(97.1% 0.002 165.1)
-
Step 100
100
#E7EBE9
oklch(93.6% 0.005 165)
-
Step 200
200
#D4DBD8
oklch(88.5% 0.009 168.7)
-
Step 300
300
#B8C4BE
oklch(80.9% 0.016 164.6)
-
Step 400
400
#94A59D
oklch(70.6% 0.022 165.8)
-
Step 500
500
#799085
oklch(63.2% 0.031 164.9)
-
Step 600
600 (this color)
#677F74
oklch(57.4% 0.033 165.7)
-
Step 700
700
#51665D
oklch(49% 0.029 167.2)
-
Step 800
800
#42544C
oklch(42.8% 0.026 166.3)
-
Step 900
900
#38453F
oklch(37.7% 0.02 165.7)
-
Step 950
950
#212825
oklch(26.9% 0.011 167.8)
#677F74 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) | #7E7B73 | 0.033 |
| Deuteranopia (no green cones) | #797875 | 0.032 |
| Tritanopia (no blue cones) | #627F7C | 0.013 |
| Achromatopsia (no color) | #7A7A7A | 0.033 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #677F74
#677F74
oklch(57.4% 0.033 165.7)
- #88717D
#88717D
oklch(57.4% 0.034 345.5)
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 #677F74, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Battleship Grey #6B7C85 ΔE 0.031
- Medium Grey #7D7F7C ΔE 0.035
- Steel Grey #6F828A ΔE 0.036
- Battleship Gray #6C757D ΔE 0.037
- Gray #808080 ΔE 0.042
- Grey Blue #647D8E ΔE 0.043
- Slate Gray #708090 ΔE 0.046
- Slate Green #658D6D ΔE 0.047
Use #677F74 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.