#10424C
Closest named color: Midnight Green (#073B4C). oklch(35.2% 0.054 214), rgb(16, 66, 76).
Aa
White text reads best on this color (11.01:1).
About this color
#10424C is a dark, muted teal or cyan. In OKLCH its lightness is 35%, its chroma 0.054 and its hue 214°. Its hue sits on the cool side of the wheel. The nearest named color is Midnight Green (#073B4C), ΔE 0.026 away. White text reads best on it, at 11.01:1.
| Hue family | Teals and cyans |
| Lightness | dark (35%) |
| Chroma | muted (0.054) |
| Temperature | cool |
| Nearest name | Midnight Green (#073B4C) |
| Black text | 1.90:1 |
| White text | 11.01:1 |
Values
| HEX | #10424C |
| RGB | rgb(16, 66, 76) |
| HSL | hsl(190, 65%, 18%) |
| OKLCH | oklch(35.2% 0.054 214) |
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 #10424C | 11.01:1 | AAA | Lc -99.1 | Preferred for body text |
| Black text on #10424C | 1.90:1 | Fails | Lc 8.7 | Not readable |
| #10424C text on white | 11.01:1 | AAA | Lc 95.2 | Preferred for body text |
| #10424C text on black | 1.90:1 | Fails | Lc -7.4 | Not readable |
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 900.
-
Step 50
50
#F2F6F8
oklch(97.1% 0.005 228.8)
-
Step 100
100
#E2ECEF
oklch(93.6% 0.011 217.5)
-
Step 200
200
#C9DDE2
oklch(88.4% 0.022 214.4)
-
Step 300
300
#A4C8D1
oklch(81% 0.04 214.6)
-
Step 400
400
#70ABB9
oklch(70.6% 0.064 214.3)
-
Step 500
500
#4596A8
oklch(63% 0.083 214.4)
-
Step 600
600
#1E8093
oklch(55.5% 0.09 214.2)
-
Step 700
700
#0C6C7D
oklch(49% 0.083 214)
-
Step 800
800
#115866
oklch(42.6% 0.069 214.6)
-
Step 900
900 (this color)
#10424C
oklch(35.2% 0.054 214)
-
Step 950
950
#102B31
oklch(27.1% 0.034 214.3)
#10424C 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) | #3B404D | 0.049 |
| Deuteranopia (no green cones) | #32394C | 0.045 |
| Tritanopia (no blue cones) | #004645 | 0.022 |
| Achromatopsia (no color) | #3C3C3C | 0.054 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #10424C
#10424C
oklch(35.2% 0.054 214)
- #533028
#533028
oklch(35.1% 0.053 33.6)
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 #10424C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Midnight Green #073B4C ΔE 0.026
- Dark Blue Grey #1F3B4D ΔE 0.026
- Charcoal #264653 ΔE 0.028
- Dark Teal #014D4E ΔE 0.036
- Dark Grey Blue #29465B ΔE 0.038
- Onyx #343A40 ΔE 0.044
- Charcoal Grey #3C4142 ΔE 0.051
- Prussian Blue #1D3557 ΔE 0.052
Use #10424C 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.