#04899E
Closest named color: Teal Blue (#01889F). oklch(57.9% 0.101 213.5), rgb(4, 137, 158).
Aa
Black text reads best on this color (5.07:1).
About this color
#04899E is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 58%, its chroma 0.101 and its hue 214°. Its hue sits on the cool side of the wheel. The nearest named color is Teal Blue (#01889F), ΔE 0.004 away. Black text reads best on it, at 5.07:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (58%) |
| Chroma | moderately saturated (0.101) |
| Temperature | cool |
| Nearest name | Teal Blue (#01889F) |
| Black text | 5.07:1 |
| White text | 4.13:1 |
Values
| HEX | #04899E |
| RGB | rgb(4, 137, 158) |
| HSL | hsl(188, 95%, 32%) |
| OKLCH | oklch(57.9% 0.101 213.5) |
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 #04899E | 4.13:1 | AA large text | Lc -73.4 | Content text, not long reading |
| Black text on #04899E | 5.07:1 | AA | Lc 36.2 | Non-text elements, placeholder text |
| #04899E text on white | 4.13:1 | AA large text | Lc 67.9 | Content text, not long reading |
| #04899E text on black | 5.07:1 | AA | Lc -33.8 | 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
#F1F7F8
oklch(97.2% 0.007 208.8)
-
Step 100
100
#E1ECEF
oklch(93.6% 0.012 215.8)
-
Step 200
200
#C7DEE3
oklch(88.5% 0.025 212.2)
-
Step 300
300
#A0C9D2
oklch(80.9% 0.045 212.6)
-
Step 400
400
#68ADBC
oklch(70.7% 0.073 213.1)
-
Step 500
500
#3798AB
oklch(63.1% 0.093 213.1)
-
Step 600
600 (this color)
#04899E
oklch(57.9% 0.101 213.5)
-
Step 700
700
#006D7E
oklch(49.1% 0.086 213.3)
-
Step 800
800
#005968
oklch(42.7% 0.075 214.2)
-
Step 900
900
#0D4A55
oklch(37.8% 0.061 213)
-
Step 950
950
#0B2B32
oklch(26.9% 0.039 214.8)
#04899E 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) | #7A849F | 0.092 |
| Deuteranopia (no green cones) | #68779E | 0.083 |
| Tritanopia (no blue cones) | #009190 | 0.038 |
| Achromatopsia (no color) | #7D7D7D | 0.101 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #04899E
#04899E
oklch(57.9% 0.101 213.5)
- #AD6352
#AD6352
oklch(58% 0.1 33.9)
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 #04899E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Teal Blue #01889F ΔE 0.004
- Blue NCS #118AB2 ΔE 0.032
- Dark Cyan #008B8B ΔE 0.033
- Teal Green #0A9396 ΔE 0.036
- Ocean #017B92 ΔE 0.043
- Cerulean #457B9D ΔE 0.048
- Teal #008080 ΔE 0.049
- Stormy Blue #507B9C ΔE 0.054
Use #04899E 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.