#184756
Closest named color: Charcoal (#264653). oklch(37.3% 0.056 222.6), rgb(24, 71, 86).
Aa
White text reads best on this color (10.12:1).
About this color
#184756 is a dark, muted teal or cyan. In OKLCH its lightness is 37%, its chroma 0.056 and its hue 223°. Its hue sits on the cool side of the wheel. The nearest named color is Charcoal (#264653), ΔE 0.013 away. White text reads best on it, at 10.12:1.
| Hue family | Teals and cyans |
| Lightness | dark (37%) |
| Chroma | muted (0.056) |
| Temperature | cool |
| Nearest name | Charcoal (#264653) |
| Black text | 2.07:1 |
| White text | 10.12:1 |
Values
| HEX | #184756 |
| RGB | rgb(24, 71, 86) |
| HSL | hsl(195, 56%, 22%) |
| OKLCH | oklch(37.3% 0.056 222.6) |
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 #184756 | 10.12:1 | AAA | Lc -97.4 | Preferred for body text |
| Black text on #184756 | 2.07:1 | Fails | Lc 10.6 | Not readable |
| #184756 text on white | 10.12:1 | AAA | Lc 93.3 | Preferred for body text |
| #184756 text on black | 2.07:1 | Fails | Lc -9.2 | 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
#F2F6F8
oklch(97.1% 0.005 228.8)
-
Step 100
100
#E2ECF0
oklch(93.7% 0.012 223.5)
-
Step 200
200
#C9DDE4
oklch(88.5% 0.023 220.8)
-
Step 300
300
#A4C7D4
oklch(80.8% 0.042 222.4)
-
Step 400
400
#71AABF
oklch(70.6% 0.067 223.2)
-
Step 500
500
#4795AF
oklch(63.1% 0.086 222.6)
-
Step 600
600
#217F9B
oklch(55.6% 0.093 222.8)
-
Step 700
700
#106B84
oklch(49.1% 0.087 222.5)
-
Step 800
800
#13576B
oklch(42.6% 0.072 222.6)
-
Step 900
900 (this color)
#184756
oklch(37.3% 0.056 222.6)
-
Step 950
950
#102A33
oklch(26.9% 0.036 223.3)
#184756 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) | #3E4557 | 0.045 |
| Deuteranopia (no green cones) | #363F56 | 0.040 |
| Tritanopia (no blue cones) | #004C4C | 0.030 |
| Achromatopsia (no color) | #424242 | 0.056 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #184756
#184756
oklch(37.3% 0.056 222.6)
- #5A3628
#5A3628
oklch(37.3% 0.057 41.9)
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 #184756, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Charcoal #264653 ΔE 0.013
- Dark Grey Blue #29465B ΔE 0.020
- Dark Teal #014D4E ΔE 0.030
- Dark Blue Grey #1F3B4D ΔE 0.038
- Dark Slate Gray #2F4F4F ΔE 0.041
- Midnight Green #073B4C ΔE 0.044
- Deep Teal #00555A ΔE 0.045
- Charcoal Grey #3C4142 ΔE 0.049
Use #184756 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.