#124E47
Closest named color: Dark Blue Green (#005249). oklch(38.5% 0.061 183.7), rgb(18, 78, 71).
Aa
White text reads best on this color (9.51:1).
About this color
#124E47 is a dark, muted teal or cyan. In OKLCH its lightness is 38%, its chroma 0.061 and its hue 184°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Blue Green (#005249), ΔE 0.013 away. White text reads best on it, at 9.51:1.
| Hue family | Teals and cyans |
| Lightness | dark (38%) |
| Chroma | muted (0.061) |
| Temperature | cool |
| Nearest name | Dark Blue Green (#005249) |
| Black text | 2.20:1 |
| White text | 9.51:1 |
Values
| HEX | #124E47 |
| RGB | rgb(18, 78, 71) |
| HSL | hsl(173, 63%, 19%) |
| OKLCH | oklch(38.5% 0.061 183.7) |
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 #124E47 | 9.51:1 | AAA | Lc -96.0 | Preferred for body text |
| Black text on #124E47 | 2.20:1 | Fails | Lc 12.2 | Not readable |
| #124E47 text on white | 9.51:1 | AAA | Lc 91.7 | Preferred for body text |
| #124E47 text on black | 2.20:1 | Fails | Lc -10.6 | 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
#F1F7F6
oklch(97.1% 0.006 185.3)
-
Step 100
100
#E1EDEB
oklch(93.7% 0.013 185.1)
-
Step 200
200
#C8DFDB
oklch(88.5% 0.025 184.2)
-
Step 300
300
#A1CBC4
oklch(81% 0.045 183.9)
-
Step 400
400
#6AB0A5
oklch(70.8% 0.073 183.1)
-
Step 500
500
#399C8F
oklch(63.2% 0.093 183.1)
-
Step 600
600
#008679
oklch(55.7% 0.099 183.1)
-
Step 700
700
#007066
oklch(49% 0.087 184.2)
-
Step 800
800
#005C53
oklch(42.6% 0.076 183.4)
-
Step 900
900 (this color)
#124E47
oklch(38.5% 0.061 183.7)
-
Step 950
950
#0C2D28
oklch(27.1% 0.039 181.6)
#124E47 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) | #4A4947 | 0.065 |
| Deuteranopia (no green cones) | #414348 | 0.060 |
| Tritanopia (no blue cones) | #00504C | 0.010 |
| Achromatopsia (no color) | #454545 | 0.061 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #124E47
#124E47
oklch(38.5% 0.061 183.7)
- #5F3540
#5F3540
oklch(38.5% 0.062 3.5)
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 #124E47, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Blue Green #005249 ΔE 0.013
- Dark Teal #014D4E ΔE 0.015
- Dark Slate Gray #2F4F4F ΔE 0.031
- Deep Teal #00555A ΔE 0.033
- Charcoal #264653 ΔE 0.042
- Evergreen #05472A ΔE 0.049
- Dark Grey Blue #29465B ΔE 0.054
- Charcoal Grey #3C4142 ΔE 0.056
Use #124E47 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.