#27336A
Closest named color: Marine Blue (#01386A). oklch(34.3% 0.097 271.2), rgb(39, 51, 106).
Aa
White text reads best on this color (11.87:1).
About this color
#27336A is a dark, moderately saturated blue. In OKLCH its lightness is 34%, its chroma 0.097 and its hue 271°. Its hue sits on the cool side of the wheel. The nearest named color is Marine Blue (#01386A), ΔE 0.033 away. White text reads best on it, at 11.87:1.
| Hue family | Blues |
| Lightness | dark (34%) |
| Chroma | moderately saturated (0.097) |
| Temperature | cool |
| Nearest name | Marine Blue (#01386A) |
| Black text | 1.76:1 |
| White text | 11.87:1 |
Values
| HEX | #27336A |
| RGB | rgb(39, 51, 106) |
| HSL | hsl(229, 46%, 28%) |
| OKLCH | oklch(34.3% 0.097 271.2) |
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 #27336A | 11.87:1 | AAA | Lc -100.6 | Preferred for body text |
| Black text on #27336A | 1.76:1 | Fails | Lc 0.0 | Not readable |
| #27336A text on white | 11.87:1 | AAA | Lc 97.0 | Preferred for body text |
| #27336A text on black | 1.76:1 | 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 900.
-
Step 50
50
#F3F5FC
oklch(97.1% 0.01 273.4)
-
Step 100
100
#E4E9F8
oklch(93.5% 0.021 271.2)
-
Step 200
200
#CFD8F5
oklch(88.4% 0.041 271.9)
-
Step 300
300
#AFBFF0
oklch(80.9% 0.072 270.6)
-
Step 400
400
#869CE9
oklch(70.7% 0.116 271.1)
-
Step 500
500
#6981E2
oklch(63% 0.148 271.1)
-
Step 600
600
#5269D0
oklch(55.7% 0.16 270.9)
-
Step 700
700
#4356B4
oklch(49% 0.15 271.2)
-
Step 800
800
#374792
oklch(42.7% 0.124 271.2)
-
Step 900
900 (this color)
#27336A
oklch(34.3% 0.097 271.2)
-
Step 950
950
#1C2444
oklch(27.1% 0.06 271.3)
#27336A 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) | #173A6C | 0.024 |
| Deuteranopia (no green cones) | #0A3469 | 0.028 |
| Tritanopia (no blue cones) | #004049 | 0.085 |
| Achromatopsia (no color) | #373737 | 0.097 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #27336A
#27336A
oklch(34.3% 0.097 271.2)
- #463700
#463700
oklch(34.3% 0.07 91.8)
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 #27336A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Marine Blue #01386A ΔE 0.033
- Prussian Blue #1D3557 ΔE 0.038
- Marine #042E60 ΔE 0.044
- Twilight Blue #0A437A ΔE 0.052
- Dark Blue Grey #1F3B4D ΔE 0.063
- Dark Grey Blue #29465B ΔE 0.070
- Space Cadet #2B2D42 ΔE 0.070
- Midnight Green #073B4C ΔE 0.071
Use #27336A 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.