#455F54
Closest named color: Dark Green Blue (#1F6357). oklch(46.1% 0.036 166.9), rgb(69, 95, 84).
Aa
White text reads best on this color (6.95:1).
About this color
#455F54 is a medium-dark, muted green. In OKLCH its lightness is 46%, its chroma 0.036 and its hue 167°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Green Blue (#1F6357), ΔE 0.037 away. White text reads best on it, at 6.95:1.
| Hue family | Greens |
| Lightness | medium-dark (46%) |
| Chroma | muted (0.036) |
| Temperature | in between |
| Nearest name | Dark Green Blue (#1F6357) |
| Black text | 3.01:1 |
| White text | 6.95:1 |
Values
| HEX | #455F54 |
| RGB | rgb(69, 95, 84) |
| HSL | hsl(155, 16%, 32%) |
| OKLCH | oklch(46.1% 0.036 166.9) |
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 #455F54 | 6.95:1 | AA | Lc -89.0 | Fine for body text |
| Black text on #455F54 | 3.01:1 | AA large text | Lc 20.0 | Dividers and decoration only |
| #455F54 text on white | 6.95:1 | AA | Lc 84.1 | Fine for body text |
| #455F54 text on black | 3.01:1 | AA large text | Lc -17.9 | 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 700.
-
Step 50
50
#F4F6F5
oklch(97.1% 0.002 165.1)
-
Step 100
100
#E7EBE9
oklch(93.6% 0.005 165)
-
Step 200
200
#D3DBD8
oklch(88.4% 0.01 171.8)
-
Step 300
300
#B7C4BE
oklch(80.9% 0.017 166.6)
-
Step 400
400
#91A69D
oklch(70.6% 0.027 167.9)
-
Step 500
500
#769185
oklch(63.2% 0.035 166.5)
-
Step 600
600
#5E7B6E
oklch(55.6% 0.039 165.8)
-
Step 700
700 (this color)
#455F54
oklch(46.1% 0.036 166.9)
-
Step 800
800
#3F544B
oklch(42.5% 0.03 166.8)
-
Step 900
900
#36463F
oklch(37.8% 0.024 166.6)
-
Step 950
950
#202925
oklch(27.1% 0.015 166.5)
#455F54 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) | #5E5B53 | 0.037 |
| Deuteranopia (no green cones) | #595855 | 0.035 |
| Tritanopia (no blue cones) | #3F5F5C | 0.014 |
| Achromatopsia (no color) | #595959 | 0.036 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #455F54
#455F54
oklch(46.1% 0.036 166.9)
- #68505C
#68505C
oklch(46% 0.037 347.1)
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 #455F54, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Green Blue #1F6357 ΔE 0.037
- Slate #516572 ΔE 0.052
- Dark Aqua #05696B ΔE 0.053
- Petrol #005F6A ΔE 0.058
- Pine #2B5D34 ΔE 0.061
- Dark Slate Gray #2F4F4F ΔE 0.061
- YInMn Blue #415A77 ΔE 0.065
- Deep Teal #00555A ΔE 0.069
Use #455F54 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.