#122F2B
Closest named color: Jet (#212529). oklch(28.1% 0.036 183.6), rgb(18, 47, 43).
Aa
White text reads best on this color (14.31:1).
About this color
#122F2B is a dark, muted teal or cyan. In OKLCH its lightness is 28%, its chroma 0.036 and its hue 184°. Its hue sits on the cool side of the wheel. The nearest named color is Jet (#212529), ΔE 0.038 away. White text reads best on it, at 14.31:1.
| Hue family | Teals and cyans |
| Lightness | dark (28%) |
| Chroma | muted (0.036) |
| Temperature | cool |
| Nearest name | Jet (#212529) |
| Black text | 1.46:1 |
| White text | 14.31:1 |
Values
| HEX | #122F2B |
| RGB | rgb(18, 47, 43) |
| HSL | hsl(172, 45%, 13%) |
| OKLCH | oklch(28.1% 0.036 183.6) |
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 #122F2B | 14.31:1 | AAA | Lc -103.9 | Preferred for body text |
| Black text on #122F2B | 1.46:1 | Fails | Lc 0.0 | Not readable |
| #122F2B text on white | 14.31:1 | AAA | Lc 100.9 | Preferred for body text |
| #122F2B text on black | 1.46:1 | 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
#F1F7F6
oklch(97.1% 0.006 185.3)
-
Step 100
100
#E1EDEB
oklch(93.7% 0.013 185.1)
-
Step 200
200
#C9DEDB
oklch(88.4% 0.023 186.4)
-
Step 300
300
#A3CAC3
oklch(80.9% 0.043 183.1)
-
Step 400
400
#6EAFA5
oklch(70.7% 0.068 183.5)
-
Step 500
500
#429B8F
oklch(63.2% 0.087 183.4)
-
Step 600
600
#158579
oklch(55.6% 0.094 183.5)
-
Step 700
700
#007066
oklch(49% 0.087 184.2)
-
Step 800
800
#0A5C53
oklch(42.8% 0.073 183.1)
-
Step 900
900
#164B45
oklch(37.6% 0.056 184.6)
-
Step 950
950 (this color)
#122F2B
oklch(28.1% 0.036 183.6)
#122F2B 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) | #2D2C2B | 0.039 |
| Deuteranopia (no green cones) | #28292B | 0.035 |
| Tritanopia (no blue cones) | #04302E | 0.011 |
| Achromatopsia (no color) | #2A2A2A | 0.036 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #122F2B
#122F2B
oklch(28.1% 0.036 183.6)
- #382227
#382227
oklch(28.2% 0.035 4.7)
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 #122F2B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Jet #212529 ΔE 0.038
- Dark #1B2431 ΔE 0.045
- Oxford Blue #1B263B ΔE 0.052
- Pakistan Green #283618 ΔE 0.053
- Gunmetal #293241 ΔE 0.053
- Space Cadet #2B2D42 ΔE 0.060
- Midnight Green #073B4C ΔE 0.062
- Very Dark Green #062E03 ΔE 0.063
Use #122F2B 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.