#36829F
Closest named color: Cerulean (#457B9D). oklch(57.2% 0.086 226.5), rgb(54, 130, 159).
Aa
Black text reads best on this color (4.85:1).
About this color
#36829F is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 57%, its chroma 0.086 and its hue 227°. Its hue sits on the cool side of the wheel. The nearest named color is Cerulean (#457B9D), ΔE 0.022 away. Black text reads best on it, at 4.85:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (57%) |
| Chroma | moderately saturated (0.086) |
| Temperature | cool |
| Nearest name | Cerulean (#457B9D) |
| Black text | 4.85:1 |
| White text | 4.32:1 |
Values
| HEX | #36829F |
| RGB | rgb(54, 130, 159) |
| HSL | hsl(197, 49%, 42%) |
| OKLCH | oklch(57.2% 0.086 226.5) |
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 #36829F | 4.32:1 | AA large text | Lc -75.2 | Fine for body text |
| Black text on #36829F | 4.85:1 | AA | Lc 34.3 | Non-text elements, placeholder text |
| #36829F text on white | 4.32:1 | AA large text | Lc 69.7 | Content text, not long reading |
| #36829F text on black | 4.85:1 | AA | Lc -31.9 | Non-text elements, placeholder text |
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 600.
-
Step 50
50
#F2F6F8
oklch(97.1% 0.005 228.8)
-
Step 100
100
#E2ECF0
oklch(93.7% 0.012 223.5)
-
Step 200
200
#CBDCE4
oklch(88.4% 0.021 227.6)
-
Step 300
300
#A7C6D4
oklch(80.8% 0.039 226.9)
-
Step 400
400
#77A9BF
oklch(70.7% 0.062 227.2)
-
Step 500
500
#5093AF
oklch(63% 0.08 227.3)
-
Step 600
600 (this color)
#36829F
oklch(57.2% 0.086 226.5)
-
Step 700
700
#226A84
oklch(49.2% 0.08 226.3)
-
Step 800
800
#1F566B
oklch(42.7% 0.066 226.9)
-
Step 900
900
#204757
oklch(37.7% 0.052 227.4)
-
Step 950
950
#142A33
oklch(27.1% 0.033 226.5)
#36829F 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) | #7280A0 | 0.064 |
| Deuteranopia (no green cones) | #64759F | 0.057 |
| Tritanopia (no blue cones) | #008A8B | 0.050 |
| Achromatopsia (no color) | #797979 | 0.086 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #36829F
#36829F
oklch(57.2% 0.086 226.5)
- #A2674B
#A2674B
oklch(57.1% 0.087 45.9)
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 #36829F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cerulean #457B9D ΔE 0.022
- Teal Blue #01889F ΔE 0.025
- Stormy Blue #507B9C ΔE 0.028
- Blue NCS #118AB2 ΔE 0.033
- Steel Blue #4682B4 ΔE 0.037
- Ocean #017B92 ΔE 0.038
- Dull Blue #49759C ΔE 0.039
- Off Blue #5684AE ΔE 0.040
Use #36829F 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.