#27204C
Closest named color: Oxford Blue (#1B263B). oklch(27.7% 0.078 287.5), rgb(39, 32, 76).
Aa
White text reads best on this color (15.02:1).
About this color
#27204C is a dark, moderately saturated purple. In OKLCH its lightness is 28%, its chroma 0.078 and its hue 287°. Its hue sits on the cool side of the wheel. The nearest named color is Oxford Blue (#1B263B), ΔE 0.044 away. White text reads best on it, at 15.02:1.
| Hue family | Purples |
| Lightness | dark (28%) |
| Chroma | moderately saturated (0.078) |
| Temperature | cool |
| Nearest name | Oxford Blue (#1B263B) |
| Black text | 1.39:1 |
| White text | 15.02:1 |
Values
| HEX | #27204C |
| RGB | rgb(39, 32, 76) |
| HSL | hsl(250, 41%, 21%) |
| OKLCH | oklch(27.7% 0.078 287.5) |
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 #27204C | 15.02:1 | AAA | Lc -104.6 | Preferred for body text |
| Black text on #27204C | 1.39:1 | Fails | Lc 0.0 | Not readable |
| #27204C text on white | 15.02:1 | AAA | Lc 101.8 | Preferred for body text |
| #27204C text on black | 1.39:1 | 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
#F5F4FE
oklch(97.1% 0.013 290.8)
-
Step 100
100
#E8E8FB
oklch(93.7% 0.026 285.9)
-
Step 200
200
#D6D5FA
oklch(88.6% 0.051 286.6)
-
Step 300
300
#BDB8FA
oklch(81% 0.093 287.6)
-
Step 400
400
#9C90F7
oklch(70.7% 0.148 287.3)
-
Step 500
500
#8670F4
oklch(63.1% 0.19 287.3)
-
Step 600
600
#7254E2
oklch(55.6% 0.205 287.5)
-
Step 700
700
#6043C5
oklch(49.2% 0.192 287.4)
-
Step 800
800
#4E389F
oklch(42.7% 0.159 287.5)
-
Step 900
900
#40327E
oklch(37.7% 0.123 287.4)
-
Step 950
950 (this color)
#27204C
oklch(27.7% 0.078 287.5)
#27204C 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) | #0B284E | 0.042 |
| Deuteranopia (no green cones) | #0B254B | 0.040 |
| Tritanopia (no blue cones) | #1C2932 | 0.065 |
| Achromatopsia (no color) | #272727 | 0.078 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #27204C
#27204C
oklch(27.7% 0.078 287.5)
- #2C2A00
#2C2A00
oklch(27.8% 0.06 106.9)
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 #27204C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Oxford Blue #1B263B ΔE 0.044
- Space Cadet #2B2D42 ΔE 0.049
- Dark Indigo #1F0954 ΔE 0.058
- Dark #1B2431 ΔE 0.059
- Marine #042E60 ΔE 0.060
- Prussian Blue #1D3557 ΔE 0.064
- Gunmetal #293241 ΔE 0.066
- Dark Purple #35063E ΔE 0.066
Use #27204C 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.