#124455
Closest named color: Charcoal (#264653). oklch(36.2% 0.059 225), rgb(18, 68, 85).
Aa
White text reads best on this color (10.58:1).
About this color
#124455 is a dark, muted teal or cyan. In OKLCH its lightness is 36%, its chroma 0.059 and its hue 225°. Its hue sits on the cool side of the wheel. The nearest named color is Charcoal (#264653), ΔE 0.020 away. White text reads best on it, at 10.58:1.
| Hue family | Teals and cyans |
| Lightness | dark (36%) |
| Chroma | muted (0.059) |
| Temperature | cool |
| Nearest name | Charcoal (#264653) |
| Black text | 1.98:1 |
| White text | 10.58:1 |
Values
| HEX | #124455 |
| RGB | rgb(18, 68, 85) |
| HSL | hsl(195, 65%, 20%) |
| OKLCH | oklch(36.2% 0.059 225) |
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 #124455 | 10.58:1 | AAA | Lc -98.3 | Preferred for body text |
| Black text on #124455 | 1.98:1 | Fails | Lc 9.6 | Not readable |
| #124455 text on white | 10.58:1 | AAA | Lc 94.3 | Preferred for body text |
| #124455 text on black | 1.98:1 | Fails | Lc -8.3 | 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
#F1F6F8
oklch(97% 0.006 223.5)
-
Step 100
100
#E1ECF0
oklch(93.6% 0.013 221.4)
-
Step 200
200
#C9DDE5
oklch(88.5% 0.024 223.7)
-
Step 300
300
#A3C7D6
oklch(80.8% 0.044 225.1)
-
Step 400
400
#6FAAC2
oklch(70.6% 0.071 225.6)
-
Step 500
500
#4395B3
oklch(63.1% 0.091 225.1)
-
Step 600
600
#1A7F9E
oklch(55.6% 0.098 224.4)
-
Step 700
700
#056B88
oklch(49.1% 0.092 225.2)
-
Step 800
800
#0E576E
oklch(42.6% 0.076 225.2)
-
Step 900
900 (this color)
#124455
oklch(36.2% 0.059 225)
-
Step 950
950
#0F2A34
oklch(26.9% 0.038 225.1)
#124455 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) | #3B4256 | 0.046 |
| Deuteranopia (no green cones) | #313C55 | 0.039 |
| Tritanopia (no blue cones) | #00494A | 0.031 |
| Achromatopsia (no color) | #3F3F3F | 0.059 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #124455
#124455
oklch(36.2% 0.059 225)
- #573323
#573323
oklch(36.1% 0.059 44.4)
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 #124455, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Charcoal #264653 ΔE 0.020
- Dark Grey Blue #29465B ΔE 0.026
- Dark Blue Grey #1F3B4D ΔE 0.029
- Midnight Green #073B4C ΔE 0.033
- Dark Teal #014D4E ΔE 0.036
- Prussian Blue #1D3557 ΔE 0.050
- Onyx #343A40 ΔE 0.050
- Dark Slate Gray #2F4F4F ΔE 0.052
Use #124455 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.