#274156
Closest named color: Dark Grey Blue (#29465B). oklch(36.4% 0.049 244), rgb(39, 65, 86).
Aa
White text reads best on this color (10.62:1).
About this color
#274156 is a dark, muted blue. In OKLCH its lightness is 36%, its chroma 0.049 and its hue 244°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Grey Blue (#29465B), ΔE 0.017 away. White text reads best on it, at 10.62:1.
| Hue family | Blues |
| Lightness | dark (36%) |
| Chroma | muted (0.049) |
| Temperature | cool |
| Nearest name | Dark Grey Blue (#29465B) |
| Black text | 1.97:1 |
| White text | 10.62:1 |
Values
| HEX | #274156 |
| RGB | rgb(39, 65, 86) |
| HSL | hsl(207, 38%, 25%) |
| OKLCH | oklch(36.4% 0.049 244) |
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 #274156 | 10.62:1 | AAA | Lc -98.5 | Preferred for body text |
| Black text on #274156 | 1.97:1 | Fails | Lc 9.4 | Not readable |
| #274156 text on white | 10.62:1 | AAA | Lc 94.6 | Preferred for body text |
| #274156 text on black | 1.97:1 | 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
#F3F6F8
oklch(97.1% 0.004 236.5)
-
Step 100
100
#E4EBF0
oklch(93.6% 0.01 238.5)
-
Step 200
200
#CEDBE6
oklch(88.5% 0.021 243.4)
-
Step 300
300
#ADC4D7
oklch(80.9% 0.037 243.1)
-
Step 400
400
#82A5C3
oklch(70.7% 0.059 244.6)
-
Step 500
500
#628FB4
oklch(63.2% 0.075 244.2)
-
Step 600
600
#48789F
oklch(55.5% 0.08 244.5)
-
Step 700
700
#396588
oklch(49.1% 0.075 244.2)
-
Step 800
800
#2F536F
oklch(42.8% 0.063 243.5)
-
Step 900
900 (this color)
#274156
oklch(36.4% 0.049 244)
-
Step 950
950
#192834
oklch(26.9% 0.03 243.3)
#274156 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) | #384157 | 0.023 |
| Deuteranopia (no green cones) | #323C56 | 0.020 |
| Tritanopia (no blue cones) | #0F4648 | 0.040 |
| Achromatopsia (no color) | #3E3E3E | 0.049 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #274156
#274156
oklch(36.4% 0.049 244)
- #503922
#503922
oklch(36.5% 0.048 65.3)
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 #274156, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Grey Blue #29465B ΔE 0.017
- Charcoal #264653 ΔE 0.019
- Dark Blue Grey #1F3B4D ΔE 0.026
- Onyx #343A40 ΔE 0.040
- Midnight Green #073B4C ΔE 0.040
- Prussian Blue #1D3557 ΔE 0.043
- Charcoal Grey #3C4142 ΔE 0.043
- Dark Teal #014D4E ΔE 0.051
Use #274156 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.