#273446
Closest named color: Gunmetal (#293241). oklch(32.2% 0.037 256.6), rgb(39, 52, 70).
Aa
White text reads best on this color (12.60:1).
About this color
#273446 is a dark, muted blue. In OKLCH its lightness is 32%, its chroma 0.037 and its hue 257°. Its hue sits on the cool side of the wheel. The nearest named color is Gunmetal (#293241), ΔE 0.010 away. White text reads best on it, at 12.60:1.
| Hue family | Blues |
| Lightness | dark (32%) |
| Chroma | muted (0.037) |
| Temperature | cool |
| Nearest name | Gunmetal (#293241) |
| Black text | 1.66:1 |
| White text | 12.60:1 |
Values
| HEX | #273446 |
| RGB | rgb(39, 52, 70) |
| HSL | hsl(215, 28%, 21%) |
| OKLCH | oklch(32.2% 0.037 256.6) |
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 #273446 | 12.60:1 | AAA | Lc -101.9 | Preferred for body text |
| Black text on #273446 | 1.66:1 | Fails | Lc 0.0 | Not readable |
| #273446 text on white | 12.60:1 | AAA | Lc 98.6 | Preferred for body text |
| #273446 text on black | 1.66:1 | Fails | Lc 0.0 | 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 950.
-
Step 50
50
#F3F6F9
oklch(97.2% 0.005 247.9)
-
Step 100
100
#E5EAF2
oklch(93.6% 0.012 259.8)
-
Step 200
200
#CFDAE9
oklch(88.5% 0.024 256.1)
-
Step 300
300
#AFC2DD
oklch(80.8% 0.044 257.1)
-
Step 400
400
#85A3CC
oklch(70.8% 0.069 256.3)
-
Step 500
500
#668BBF
oklch(63% 0.089 257)
-
Step 600
600
#4D75AB
oklch(55.7% 0.096 256.2)
-
Step 700
700
#3E6293
oklch(49.2% 0.089 256.4)
-
Step 800
800
#335077
oklch(42.7% 0.074 256.2)
-
Step 900
900
#2D4260
oklch(37.6% 0.058 257.3)
-
Step 950
950 (this color)
#273446
oklch(32.2% 0.037 256.6)
#273446 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) | #2D3547 | 0.010 |
| Deuteranopia (no green cones) | #2A3246 | 0.008 |
| Tritanopia (no blue cones) | #1C383A | 0.033 |
| Achromatopsia (no color) | #333333 | 0.037 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #273446
#273446
oklch(32.2% 0.037 256.6)
- #3E311D
#3E311D
oklch(32.2% 0.037 77.6)
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 #273446, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Gunmetal #293241 ΔE 0.010
- Space Cadet #2B2D42 ΔE 0.022
- Dark Blue Grey #1F3B4D ΔE 0.024
- Prussian Blue #1D3557 ΔE 0.032
- Onyx #343A40 ΔE 0.033
- Midnight Green #073B4C ΔE 0.034
- Oxford Blue #1B263B ΔE 0.053
- Charcoal #264653 ΔE 0.058
Use #273446 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.