#274360
Closest named color: Dark Grey Blue (#29465B). oklch(37.5% 0.061 250.5), rgb(39, 67, 96).
Aa
White text reads best on this color (10.20:1).
About this color
#274360 is a dark, muted blue. In OKLCH its lightness is 37%, its chroma 0.061 and its hue 251°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Grey Blue (#29465B), ΔE 0.015 away. White text reads best on it, at 10.20:1.
| Hue family | Blues |
| Lightness | dark (37%) |
| Chroma | muted (0.061) |
| Temperature | cool |
| Nearest name | Dark Grey Blue (#29465B) |
| Black text | 2.05:1 |
| White text | 10.20:1 |
Values
| HEX | #274360 |
| RGB | rgb(39, 67, 96) |
| HSL | hsl(211, 42%, 26%) |
| OKLCH | oklch(37.5% 0.061 250.5) |
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 #274360 | 10.20:1 | AAA | Lc -97.6 | Preferred for body text |
| Black text on #274360 | 2.05:1 | Fails | Lc 10.4 | Not readable |
| #274360 text on white | 10.20:1 | AAA | Lc 93.6 | Preferred for body text |
| #274360 text on black | 2.05:1 | Fails | Lc -8.9 | 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
#F2F6F9
oklch(97.1% 0.006 239.8)
-
Step 100
100
#E4EBF3
oklch(93.7% 0.013 251.6)
-
Step 200
200
#CDDBEA
oklch(88.5% 0.026 250)
-
Step 300
300
#ABC3DE
oklch(80.8% 0.046 251.5)
-
Step 400
400
#7EA4CD
oklch(70.6% 0.073 250.8)
-
Step 500
500
#5D8DC0
oklch(63% 0.093 250.9)
-
Step 600
600
#4277AC
oklch(55.6% 0.101 250.1)
-
Step 700
700
#346494
oklch(49.2% 0.094 250.3)
-
Step 800
800
#2C5178
oklch(42.6% 0.078 251.2)
-
Step 900
900 (this color)
#274360
oklch(37.5% 0.061 250.5)
-
Step 950
950
#182839
oklch(27.1% 0.038 250.8)
#274360 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) | #374461 | 0.022 |
| Deuteranopia (no green cones) | #303F5F | 0.015 |
| Tritanopia (no blue cones) | #014A4D | 0.053 |
| Achromatopsia (no color) | #414141 | 0.061 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #274360
#274360
oklch(37.5% 0.061 250.5)
- #553B1A
#553B1A
oklch(37.4% 0.06 70.6)
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 #274360, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Grey Blue #29465B ΔE 0.015
- Charcoal #264653 ΔE 0.027
- Dark Blue Grey #1F3B4D ΔE 0.040
- Prussian Blue #1D3557 ΔE 0.048
- Twilight Blue #0A437A ΔE 0.048
- Midnight Green #073B4C ΔE 0.052
- Marine Blue #01386A ΔE 0.054
- Charcoal Grey #3C4142 ΔE 0.056
Use #274360 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.