#12413B
Closest named color: Evergreen (#05472A). oklch(34.2% 0.051 183.3), rgb(18, 65, 59).
Aa
White text reads best on this color (11.38:1).
About this color
#12413B is a dark, muted teal or cyan. In OKLCH its lightness is 34%, its chroma 0.051 and its hue 183°. Its hue sits on the cool side of the wheel. The nearest named color is Evergreen (#05472A), ΔE 0.041 away. White text reads best on it, at 11.38:1.
| Hue family | Teals and cyans |
| Lightness | dark (34%) |
| Chroma | muted (0.051) |
| Temperature | cool |
| Nearest name | Evergreen (#05472A) |
| Black text | 1.84:1 |
| White text | 11.38:1 |
Values
| HEX | #12413B |
| RGB | rgb(18, 65, 59) |
| HSL | hsl(172, 57%, 16%) |
| OKLCH | oklch(34.2% 0.051 183.3) |
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 #12413B | 11.38:1 | AAA | Lc -99.8 | Preferred for body text |
| Black text on #12413B | 1.84:1 | Fails | Lc 7.9 | Not readable |
| #12413B text on white | 11.38:1 | AAA | Lc 96.0 | Preferred for body text |
| #12413B text on black | 1.84:1 | 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 900.
-
Step 50
50
#F2F7F6
oklch(97.2% 0.005 183)
-
Step 100
100
#E2ECEA
oklch(93.5% 0.011 182.9)
-
Step 200
200
#CBDEDA
oklch(88.5% 0.021 181.8)
-
Step 300
300
#A6C9C3
oklch(80.9% 0.038 183.8)
-
Step 400
400
#74ADA4
oklch(70.6% 0.061 183.6)
-
Step 500
500
#4C998E
oklch(63.1% 0.078 183.3)
-
Step 600
600
#298378
oklch(55.5% 0.085 183.5)
-
Step 700
700
#1A6F65
oklch(49.1% 0.079 183.3)
-
Step 800
800
#1A5B52
oklch(42.8% 0.066 182.1)
-
Step 900
900 (this color)
#12413B
oklch(34.2% 0.051 183.3)
-
Step 950
950
#122C28
oklch(27.1% 0.033 182.6)
#12413B 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) | #3E3D3B | 0.055 |
| Deuteranopia (no green cones) | #37383C | 0.052 |
| Tritanopia (no blue cones) | #00423F | 0.010 |
| Achromatopsia (no color) | #3A3A3A | 0.052 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #12413B
#12413B
oklch(34.2% 0.051 183.3)
- #4F2D36
#4F2D36
oklch(34.3% 0.052 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 #12413B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Evergreen #05472A ΔE 0.041
- Midnight Green #073B4C ΔE 0.042
- Dark Teal #014D4E ΔE 0.043
- Dark Blue Grey #1F3B4D ΔE 0.045
- Onyx #343A40 ΔE 0.047
- Charcoal #264653 ΔE 0.049
- Charcoal Grey #3C4142 ΔE 0.054
- Dark Blue Green #005249 ΔE 0.055
Use #12413B 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.