#2C819A
Closest named color: Teal Blue (#01889F). oklch(56.4% 0.088 221.3), rgb(44, 129, 154).
Aa
Black text reads best on this color (4.71:1).
About this color
#2C819A is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 56%, its chroma 0.088 and its hue 221°. Its hue sits on the cool side of the wheel. The nearest named color is Teal Blue (#01889F), ΔE 0.022 away. Black text reads best on it, at 4.71:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (56%) |
| Chroma | moderately saturated (0.088) |
| Temperature | cool |
| Nearest name | Teal Blue (#01889F) |
| Black text | 4.71:1 |
| White text | 4.45:1 |
Values
| HEX | #2C819A |
| RGB | rgb(44, 129, 154) |
| HSL | hsl(194, 56%, 39%) |
| OKLCH | oklch(56.4% 0.088 221.3) |
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 #2C819A | 4.45:1 | AA large text | Lc -76.1 | Fine for body text |
| Black text on #2C819A | 4.71:1 | AA | Lc 33.5 | Non-text elements, placeholder text |
| #2C819A text on white | 4.45:1 | AA large text | Lc 70.6 | Content text, not long reading |
| #2C819A text on black | 4.71:1 | AA | Lc -31.0 | 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
#E2ECEF
oklch(93.6% 0.011 217.5)
-
Step 200
200
#CADDE3
oklch(88.5% 0.022 218.6)
-
Step 300
300
#A6C7D3
oklch(80.9% 0.039 221.9)
-
Step 400
400
#74AABD
oklch(70.7% 0.063 222)
-
Step 500
500
#4C95AC
oklch(63.2% 0.08 220.9)
-
Step 600
600 (this color)
#2C819A
oklch(56.4% 0.088 221.3)
-
Step 700
700
#1A6B81
oklch(49.1% 0.081 220.7)
-
Step 800
800
#195769
oklch(42.6% 0.068 221.3)
-
Step 900
900
#1C4855
oklch(37.7% 0.053 220.3)
-
Step 950
950
#122A32
oklch(26.9% 0.033 222)
#2C819A 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) | #727E9B | 0.071 |
| Deuteranopia (no green cones) | #63739A | 0.063 |
| Tritanopia (no blue cones) | #008989 | 0.044 |
| Achromatopsia (no color) | #777777 | 0.088 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2C819A
#2C819A
oklch(56.4% 0.088 221.3)
- #A1634C
#A1634C
oklch(56.3% 0.088 41)
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 #2C819A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Teal Blue #01889F ΔE 0.022
- Cerulean #457B9D ΔE 0.026
- Ocean #017B92 ΔE 0.028
- Stormy Blue #507B9C ΔE 0.034
- Blue NCS #118AB2 ΔE 0.039
- Dull Blue #49759C ΔE 0.041
- Sea Blue #047495 ΔE 0.045
- Metallic Blue #4F738E ΔE 0.045
Use #2C819A 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.