#436864
Closest named color: Slate (#516572). oklch(48.8% 0.043 187.3), rgb(67, 104, 100).
Aa
White text reads best on this color (6.17:1).
About this color
#436864 is a medium-dark, muted teal or cyan. In OKLCH its lightness is 49%, its chroma 0.043 and its hue 187°. Its hue sits on the cool side of the wheel. The nearest named color is Slate (#516572), ΔE 0.034 away. White text reads best on it, at 6.17:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (49%) |
| Chroma | muted (0.043) |
| Temperature | cool |
| Nearest name | Slate (#516572) |
| Black text | 3.40:1 |
| White text | 6.17:1 |
Values
| HEX | #436864 |
| RGB | rgb(67, 104, 100) |
| HSL | hsl(174, 22%, 34%) |
| OKLCH | oklch(48.8% 0.043 187.3) |
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 #436864 | 6.17:1 | AA | Lc -85.9 | Fine for body text |
| Black text on #436864 | 3.40:1 | AA large text | Lc 23.3 | Dividers and decoration only |
| #436864 text on white | 6.17:1 | AA | Lc 80.7 | Fine for body text |
| #436864 text on black | 3.40:1 | AA large text | Lc -21.1 | 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 700.
-
Step 50
50
#F3F6F6
oklch(97.1% 0.003 197.1)
-
Step 100
100
#E6EBEA
oklch(93.6% 0.006 183)
-
Step 200
200
#D1DCDA
oklch(88.6% 0.012 184)
-
Step 300
300
#B2C5C3
oklch(80.8% 0.021 189.1)
-
Step 400
400
#8AA8A4
oklch(70.8% 0.034 186.5)
-
Step 500
500
#6C928E
oklch(63.1% 0.042 188.1)
-
Step 600
600
#547C78
oklch(55.5% 0.045 188.1)
-
Step 700
700 (this color)
#436864
oklch(48.8% 0.043 187.3)
-
Step 800
800
#385552
oklch(42.6% 0.035 187.8)
-
Step 900
900
#314644
oklch(37.6% 0.027 188.8)
-
Step 950
950
#1D2928
oklch(26.9% 0.017 189.9)
#436864 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) | #646464 | 0.045 |
| Deuteranopia (no green cones) | #5E5F64 | 0.044 |
| Tritanopia (no blue cones) | #366A67 | 0.014 |
| Achromatopsia (no color) | #616161 | 0.043 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #436864
#436864
oklch(48.8% 0.043 187.3)
- #76565B
#76565B
oklch(48.8% 0.043 8.4)
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 #436864, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Slate #516572 ΔE 0.034
- Dark Aqua #05696B ΔE 0.041
- Dark Green Blue #1F6357 ΔE 0.045
- Dark Aquamarine #017371 ΔE 0.046
- Deep Turquoise #017374 ΔE 0.046
- Dim Gray #696969 ΔE 0.054
- Deep Aqua #08787F ΔE 0.058
- Petrol #005F6A ΔE 0.059
Use #436864 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.