#012937
Closest named color: Dark (#1B2431). oklch(26.2% 0.05 226.8), rgb(1, 41, 55).
Aa
White text reads best on this color (15.28:1).
About this color
#012937 is a dark, muted teal or cyan. In OKLCH its lightness is 26%, its chroma 0.050 and its hue 227°. Its hue sits on the cool side of the wheel. The nearest named color is Dark (#1B2431), ΔE 0.030 away. White text reads best on it, at 15.28:1.
| Hue family | Teals and cyans |
| Lightness | dark (26%) |
| Chroma | muted (0.050) |
| Temperature | cool |
| Nearest name | Dark (#1B2431) |
| Black text | 1.37:1 |
| White text | 15.28:1 |
Values
| HEX | #012937 |
| RGB | rgb(1, 41, 55) |
| HSL | hsl(196, 96%, 11%) |
| OKLCH | oklch(26.2% 0.05 226.8) |
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 #012937 | 15.28:1 | AAA | Lc -104.7 | Preferred for body text |
| Black text on #012937 | 1.37:1 | Fails | Lc 0.0 | Not readable |
| #012937 text on white | 15.28:1 | AAA | Lc 101.9 | Preferred for body text |
| #012937 text on black | 1.37:1 | Fails | Lc 0.0 | 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 950.
-
Step 50
50
#F0F7FA
oklch(97.2% 0.008 225.1)
-
Step 100
100
#DFECF3
oklch(93.5% 0.017 230.9)
-
Step 200
200
#C4DEEA
oklch(88.5% 0.032 227.3)
-
Step 300
300
#99C9DE
oklch(80.9% 0.058 226.6)
-
Step 400
400
#5AACCE
oklch(70.6% 0.094 227.4)
-
Step 500
500
#0A97C1
oklch(63.1% 0.12 226.7)
-
Step 600
600
#007FA4
oklch(55.6% 0.108 227.1)
-
Step 700
700
#006B8A
oklch(49.2% 0.095 226.5)
-
Step 800
800
#005772
oklch(42.6% 0.083 227.6)
-
Step 900
900
#00495F
oklch(37.8% 0.072 226.2)
-
Step 950
950 (this color)
#012937
oklch(26.2% 0.05 226.8)
#012937 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) | #212838 | 0.036 |
| Deuteranopia (no green cones) | #1A2337 | 0.031 |
| Tritanopia (no blue cones) | #002D2E | 0.026 |
| Achromatopsia (no color) | #252525 | 0.050 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #012937
#012937
oklch(26.2% 0.05 226.8)
- #381C0E
#381C0E
oklch(26.2% 0.05 46.3)
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 #012937, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark #1B2431 ΔE 0.030
- Oxford Blue #1B263B ΔE 0.030
- Jet #212529 ΔE 0.041
- Rich Black #0D1B2A ΔE 0.050
- Space Cadet #2B2D42 ΔE 0.059
- Gunmetal #293241 ΔE 0.061
- Midnight Green #073B4C ΔE 0.068
- Prussian Blue #1D3557 ΔE 0.074
Use #012937 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.