#33879A
Closest named color: Teal Blue (#01889F). oklch(58.1% 0.084 215.5), rgb(51, 135, 154).
Aa
Black text reads best on this color (5.07:1).
About this color
#33879A is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 58%, its chroma 0.084 and its hue 215°. Its hue sits on the cool side of the wheel. The nearest named color is Teal Blue (#01889F), ΔE 0.018 away. Black text reads best on it, at 5.07:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (58%) |
| Chroma | moderately saturated (0.084) |
| Temperature | cool |
| Nearest name | Teal Blue (#01889F) |
| Black text | 5.07:1 |
| White text | 4.13:1 |
Values
| HEX | #33879A |
| RGB | rgb(51, 135, 154) |
| HSL | hsl(191, 50%, 40%) |
| OKLCH | oklch(58.1% 0.084 215.5) |
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 #33879A | 4.13:1 | AA large text | Lc -73.7 | Content text, not long reading |
| Black text on #33879A | 5.07:1 | AA | Lc 35.9 | Non-text elements, placeholder text |
| #33879A text on white | 4.13:1 | AA large text | Lc 68.2 | Content text, not long reading |
| #33879A text on black | 5.07:1 | AA | Lc -33.4 | 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
#E2ECEE
oklch(93.6% 0.011 211)
-
Step 200
200
#CADDE2
oklch(88.5% 0.022 215.3)
-
Step 300
300
#A6C7D0
oklch(80.8% 0.038 216.1)
-
Step 400
400
#74ABB9
oklch(70.8% 0.061 215.4)
-
Step 500
500
#4C95A7
oklch(63% 0.077 215.9)
-
Step 600
600 (this color)
#33879A
oklch(58.1% 0.084 215.5)
-
Step 700
700
#1B6C7D
oklch(49.2% 0.078 215.3)
-
Step 800
800
#1A5865
oklch(42.8% 0.065 214.6)
-
Step 900
900
#1D4853
oklch(37.6% 0.051 217.1)
-
Step 950
950
#122A30
oklch(26.8% 0.032 216)
#33879A 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) | #7A839B | 0.075 |
| Deuteranopia (no green cones) | #6B789A | 0.068 |
| Tritanopia (no blue cones) | #008E8D | 0.038 |
| Achromatopsia (no color) | #7D7D7D | 0.085 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #33879A
#33879A
oklch(58.1% 0.084 215.5)
- #A66858
#A66858
oklch(58.1% 0.084 35.2)
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 #33879A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Teal Blue #01889F ΔE 0.018
- Dark Cyan #008B8B ΔE 0.036
- Blue NCS #118AB2 ΔE 0.037
- Cerulean #457B9D ΔE 0.038
- Teal Green #0A9396 ΔE 0.040
- Stormy Blue #507B9C ΔE 0.042
- Ocean #017B92 ΔE 0.045
- Off Blue #5684AE ΔE 0.048
Use #33879A 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.