#4E91A0
Closest named color: Sea (#3C9992). oklch(61.8% 0.072 214), rgb(78, 145, 160).
Aa
Black text reads best on this color (5.88:1).
About this color
#4E91A0 is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 62%, its chroma 0.072 and its hue 214°. Its hue sits on the cool side of the wheel. The nearest named color is Sea (#3C9992), ΔE 0.039 away. Black text reads best on it, at 5.88:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (62%) |
| Chroma | moderately saturated (0.072) |
| Temperature | cool |
| Nearest name | Sea (#3C9992) |
| Black text | 5.88:1 |
| White text | 3.57:1 |
Values
| HEX | #4E91A0 |
| RGB | rgb(78, 145, 160) |
| HSL | hsl(191, 34%, 47%) |
| OKLCH | oklch(61.8% 0.072 214) |
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 #4E91A0 | 3.57:1 | AA large text | Lc -68.6 | Content text, not long reading |
| Black text on #4E91A0 | 5.88:1 | AA | Lc 40.9 | Non-text elements, placeholder text |
| #4E91A0 text on white | 3.57:1 | AA large text | Lc 63.1 | Content text, not long reading |
| #4E91A0 text on black | 5.88:1 | AA | Lc -38.5 | 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 500.
-
Step 50
50
#F2F6F7
oklch(97% 0.004 214.3)
-
Step 100
100
#E3ECEE
oklch(93.7% 0.01 212.5)
-
Step 200
200
#CBDDE1
oklch(88.5% 0.02 212.6)
-
Step 300
300
#A8C7CE
oklch(80.9% 0.035 212.9)
-
Step 400
400
#78AAB6
oklch(70.7% 0.056 214.3)
-
Step 500
500 (this color)
#4E91A0
oklch(61.8% 0.072 214)
-
Step 600
600
#337F8F
oklch(55.6% 0.078 213.9)
-
Step 700
700
#246B7A
oklch(49.1% 0.073 214.5)
-
Step 800
800
#205763
oklch(42.6% 0.06 214.6)
-
Step 900
900
#214851
oklch(37.7% 0.047 214.8)
-
Step 950
950
#142A2F
oklch(26.9% 0.029 214)
#4E91A0 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) | #868DA1 | 0.066 |
| Deuteranopia (no green cones) | #7983A0 | 0.060 |
| Tritanopia (no blue cones) | #1B9796 | 0.041 |
| Achromatopsia (no color) | #878787 | 0.072 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4E91A0
#4E91A0
oklch(61.8% 0.072 214)
- #AC7669
#AC7669
oklch(61.8% 0.071 34.1)
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 #4E91A0, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Sea #3C9992 ΔE 0.039
- Dusty Teal #4C9085 ΔE 0.041
- Teal Green #0A9396 ΔE 0.041
- Dusty Blue #5A86AD ΔE 0.044
- Cadet Blue #5F9EA0 ΔE 0.044
- Blue Grey #758DA3 ΔE 0.044
- Steel #738595 ΔE 0.048
- Light Slate Gray #778899 ΔE 0.048
Use #4E91A0 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.