#33596E
Closest named color: YInMn Blue (#415A77). oklch(44.5% 0.055 234.1), rgb(51, 89, 110).
Aa
White text reads best on this color (7.51:1).
About this color
#33596E is a dark, muted blue. In OKLCH its lightness is 44%, its chroma 0.055 and its hue 234°. Its hue sits on the cool side of the wheel. The nearest named color is YInMn Blue (#415A77), ΔE 0.024 away. White text reads best on it, at 7.51:1.
| Hue family | Blues |
| Lightness | dark (44%) |
| Chroma | muted (0.055) |
| Temperature | cool |
| Nearest name | YInMn Blue (#415A77) |
| Black text | 2.79:1 |
| White text | 7.51:1 |
Values
| HEX | #33596E |
| RGB | rgb(51, 89, 110) |
| HSL | hsl(201, 37%, 32%) |
| OKLCH | oklch(44.5% 0.055 234.1) |
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 #33596E | 7.51:1 | AAA | Lc -90.8 | Preferred for body text |
| Black text on #33596E | 2.79:1 | Fails | Lc 18.0 | Dividers and decoration only |
| #33596E text on white | 7.51:1 | AAA | Lc 86.0 | Fine for body text |
| #33596E text on black | 2.79:1 | Fails | Lc -16.0 | Dividers and decoration only |
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 800.
-
Step 50
50
#F3F6F8
oklch(97.1% 0.004 236.5)
-
Step 100
100
#E4EBEF
oklch(93.6% 0.009 232.4)
-
Step 200
200
#CEDBE3
oklch(88.4% 0.018 234.5)
-
Step 300
300
#ADC5D3
oklch(81% 0.033 233.4)
-
Step 400
400
#81A7BC
oklch(70.8% 0.052 232.6)
-
Step 500
500
#6090AC
oklch(63% 0.067 234.9)
-
Step 600
600
#467A97
oklch(55.5% 0.072 234.5)
-
Step 700
700
#376781
oklch(49.1% 0.067 234.1)
-
Step 800
800 (this color)
#33596E
oklch(44.5% 0.055 234.1)
-
Step 900
900
#2A4655
oklch(37.9% 0.042 232.9)
-
Step 950
950
#192932
oklch(27.1% 0.027 233.8)
#33596E 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) | #4F586F | 0.036 |
| Deuteranopia (no green cones) | #47526E | 0.031 |
| Tritanopia (no blue cones) | #125F60 | 0.043 |
| Achromatopsia (no color) | #545454 | 0.055 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #33596E
#33596E
oklch(44.5% 0.055 234.1)
- #6C4B36
#6C4B36
oklch(44.4% 0.055 53.3)
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 #33596E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- YInMn Blue #415A77 ΔE 0.024
- Petrol #005F6A ΔE 0.036
- Light Navy Blue #2E5A88 ΔE 0.043
- Dusty Grape #545775 ΔE 0.046
- Deep Sea Blue #015482 ΔE 0.051
- Deep Teal #00555A ΔE 0.052
- Dusk #4E5481 ΔE 0.053
- Denim #3B638C ΔE 0.054
Use #33596E 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.