#124355
Closest named color: Charcoal (#264653). oklch(35.9% 0.059 226.8), rgb(18, 67, 85).
Aa
White text reads best on this color (10.71:1).
About this color
#124355 is a dark, muted teal or cyan. In OKLCH its lightness is 36%, its chroma 0.059 and its hue 227°. Its hue sits on the cool side of the wheel. The nearest named color is Charcoal (#264653), ΔE 0.022 away. White text reads best on it, at 10.71:1.
| Hue family | Teals and cyans |
| Lightness | dark (36%) |
| Chroma | muted (0.059) |
| Temperature | cool |
| Nearest name | Charcoal (#264653) |
| Black text | 1.95:1 |
| White text | 10.71:1 |
Values
| HEX | #124355 |
| RGB | rgb(18, 67, 85) |
| HSL | hsl(196, 65%, 20%) |
| OKLCH | oklch(35.9% 0.059 226.8) |
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 #124355 | 10.71:1 | AAA | Lc -98.5 | Preferred for body text |
| Black text on #124355 | 1.95:1 | Fails | Lc 9.3 | Not readable |
| #124355 text on white | 10.71:1 | AAA | Lc 94.6 | Preferred for body text |
| #124355 text on black | 1.95:1 | Fails | Lc -8.0 | 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
#F1F6F9
oklch(97% 0.007 233.6)
-
Step 100
100
#E1ECF1
oklch(93.6% 0.014 226.6)
-
Step 200
200
#C9DDE6
oklch(88.5% 0.025 226.5)
-
Step 300
300
#A3C7D7
oklch(80.9% 0.045 226.7)
-
Step 400
400
#6FAAC3
oklch(70.7% 0.071 226.6)
-
Step 500
500
#4494B4
oklch(63% 0.091 227.2)
-
Step 600
600
#1C7EA0
oklch(55.5% 0.099 227.1)
-
Step 700
700
#0A6A89
oklch(49% 0.092 227.5)
-
Step 800
800
#10576F
oklch(42.7% 0.076 226.5)
-
Step 900
900 (this color)
#124355
oklch(35.9% 0.059 226.8)
-
Step 950
950
#102A35
oklch(27% 0.038 228.2)
#124355 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) | #394256 | 0.043 |
| Deuteranopia (no green cones) | #303B55 | 0.038 |
| Tritanopia (no blue cones) | #004849 | 0.032 |
| Achromatopsia (no color) | #3E3E3E | 0.060 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #124355
#124355
oklch(35.9% 0.059 226.8)
- #563321
#563321
oklch(36% 0.058 47.5)
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 #124355, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Charcoal #264653 ΔE 0.022
- Dark Blue Grey #1F3B4D ΔE 0.027
- Dark Grey Blue #29465B ΔE 0.027
- Midnight Green #073B4C ΔE 0.030
- Dark Teal #014D4E ΔE 0.039
- Prussian Blue #1D3557 ΔE 0.047
- Onyx #343A40 ΔE 0.049
- Charcoal Grey #3C4142 ΔE 0.054
Use #124355 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.