#072533
Closest named color: Dark (#1B2431). oklch(25% 0.044 232.6), rgb(7, 37, 51).
Aa
White text reads best on this color (15.89:1).
About this color
#072533 is a dark, muted blue. In OKLCH its lightness is 25%, its chroma 0.044 and its hue 233°. Its hue sits on the cool side of the wheel. The nearest named color is Dark (#1B2431), ΔE 0.023 away. White text reads best on it, at 15.89:1.
| Hue family | Blues |
| Lightness | dark (25%) |
| Chroma | muted (0.044) |
| Temperature | cool |
| Nearest name | Dark (#1B2431) |
| Black text | 1.32:1 |
| White text | 15.89:1 |
Values
| HEX | #072533 |
| RGB | rgb(7, 37, 51) |
| HSL | hsl(199, 76%, 11%) |
| OKLCH | oklch(25% 0.044 232.6) |
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 #072533 | 15.89:1 | AAA | Lc -105.3 | Preferred for body text |
| Black text on #072533 | 1.32:1 | Fails | Lc 0.0 | Not readable |
| #072533 text on white | 15.89:1 | AAA | Lc 102.7 | Preferred for body text |
| #072533 text on black | 1.32:1 | 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
#F1F6F9
oklch(97% 0.007 233.6)
-
Step 100
100
#E1ECF2
oklch(93.7% 0.014 231.2)
-
Step 200
200
#C7DDE9
oklch(88.5% 0.029 231.5)
-
Step 300
300
#A0C7DD
oklch(80.9% 0.052 233)
-
Step 400
400
#69AACC
oklch(70.7% 0.083 232.5)
-
Step 500
500
#3A94BF
oklch(63.1% 0.106 232.8)
-
Step 600
600
#007EAB
oklch(55.7% 0.114 232.4)
-
Step 700
700
#006990
oklch(49% 0.101 232.9)
-
Step 800
800
#005677
oklch(42.6% 0.088 233.1)
-
Step 900
900
#104760
oklch(37.6% 0.069 233.2)
-
Step 950
950 (this color)
#072533
oklch(25% 0.044 232.6)
#072533 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) | #1E2534 | 0.028 |
| Deuteranopia (no green cones) | #182033 | 0.025 |
| Tritanopia (no blue cones) | #00292A | 0.027 |
| Achromatopsia (no color) | #222222 | 0.044 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #072533
#072533
oklch(25% 0.044 232.6)
- #321B0C
#321B0C
oklch(25% 0.044 52.5)
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 #072533, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark #1B2431 ΔE 0.023
- Oxford Blue #1B263B ΔE 0.029
- Rich Black #0D1B2A ΔE 0.036
- Jet #212529 ΔE 0.037
- Space Cadet #2B2D42 ΔE 0.064
- Gunmetal #293241 ΔE 0.069
- Navy Blue #001146 ΔE 0.079
- Midnight Green #073B4C ΔE 0.081
Use #072533 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.