#274751
Closest named color: Charcoal (#264653). oklch(37.8% 0.041 220.1), rgb(39, 71, 81).
Aa
White text reads best on this color (9.96:1).
About this color
#274751 is a dark, muted teal or cyan. In OKLCH its lightness is 38%, its chroma 0.041 and its hue 220°. Its hue sits on the cool side of the wheel. The nearest named color is Charcoal (#264653), ΔE 0.006 away. White text reads best on it, at 9.96:1.
| Hue family | Teals and cyans |
| Lightness | dark (38%) |
| Chroma | muted (0.041) |
| Temperature | cool |
| Nearest name | Charcoal (#264653) |
| Black text | 2.10:1 |
| White text | 9.96:1 |
Values
| HEX | #274751 |
| RGB | rgb(39, 71, 81) |
| HSL | hsl(194, 35%, 24%) |
| OKLCH | oklch(37.8% 0.041 220.1) |
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 #274751 | 9.96:1 | AAA | Lc -97.2 | Preferred for body text |
| Black text on #274751 | 2.10:1 | Fails | Lc 10.9 | Not readable |
| #274751 text on white | 9.96:1 | AAA | Lc 93.0 | Preferred for body text |
| #274751 text on black | 2.10:1 | Fails | Lc -9.4 | 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
#F3F6F7
oklch(97.1% 0.003 219.5)
-
Step 100
100
#E4EBEE
oklch(93.6% 0.009 225.1)
-
Step 200
200
#CDDCE1
oklch(88.5% 0.018 219.7)
-
Step 300
300
#ACC6CF
oklch(81% 0.031 220.7)
-
Step 400
400
#7EA8B6
oklch(70.6% 0.05 220.4)
-
Step 500
500
#5C93A4
oklch(63.1% 0.063 219.5)
-
Step 600
600
#407D8F
oklch(55.6% 0.069 219.4)
-
Step 700
700
#32697A
oklch(49.1% 0.064 220.7)
-
Step 800
800
#2A5663
oklch(42.7% 0.053 219.5)
-
Step 900
900 (this color)
#274751
oklch(37.8% 0.041 220.1)
-
Step 950
950
#172A2F
oklch(27.1% 0.026 216.3)
#274751 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) | #414552 | 0.036 |
| Deuteranopia (no green cones) | #3A4051 | 0.032 |
| Tritanopia (no blue cones) | #124A4A | 0.026 |
| Achromatopsia (no color) | #434343 | 0.042 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #274751
#274751
oklch(37.8% 0.041 220.1)
- #553A31
#553A31
oklch(37.7% 0.042 39.2)
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 #274751, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Charcoal #264653 ΔE 0.006
- Dark Grey Blue #29465B ΔE 0.019
- Dark Slate Gray #2F4F4F ΔE 0.031
- Dark Teal #014D4E ΔE 0.032
- Charcoal Grey #3C4142 ΔE 0.035
- Dark Blue Grey #1F3B4D ΔE 0.042
- Onyx #343A40 ΔE 0.044
- Deep Teal #00555A ΔE 0.046
Use #274751 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.