#4298A2
Closest named color: Sea (#3C9992). oklch(63.1% 0.083 205.7), rgb(66, 152, 162).
Aa
Black text reads best on this color (6.24:1).
About this color
#4298A2 is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 63%, its chroma 0.083 and its hue 206°. Its hue sits on the cool side of the wheel. The nearest named color is Sea (#3C9992), ΔE 0.027 away. Black text reads best on it, at 6.24:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (63%) |
| Chroma | moderately saturated (0.083) |
| Temperature | cool |
| Nearest name | Sea (#3C9992) |
| Black text | 6.24:1 |
| White text | 3.36:1 |
Values
| HEX | #4298A2 |
| RGB | rgb(66, 152, 162) |
| HSL | hsl(186, 42%, 45%) |
| OKLCH | oklch(63.1% 0.083 205.7) |
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 #4298A2 | 3.36:1 | AA large text | Lc -66.3 | Content text, not long reading |
| Black text on #4298A2 | 6.24:1 | AA | Lc 43.2 | Non-text elements, placeholder text |
| #4298A2 text on white | 3.36:1 | AA large text | Lc 60.9 | Content text, not long reading |
| #4298A2 text on black | 6.24:1 | AA | Lc -40.8 | 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 500.
-
Step 50
50
#F1F6F7
oklch(97% 0.005 211)
-
Step 100
100
#E1ECEE
oklch(93.5% 0.012 209.8)
-
Step 200
200
#C9DEE0
oklch(88.6% 0.023 203.7)
-
Step 300
300
#A3C9CD
oklch(81% 0.041 204.3)
-
Step 400
400
#6EADB4
oklch(70.8% 0.065 204.7)
-
Step 500
500 (this color)
#4298A2
oklch(63.1% 0.083 205.7)
-
Step 600
600
#16828D
oklch(55.6% 0.09 205.8)
-
Step 700
700
#006E78
oklch(49.1% 0.084 205.8)
-
Step 800
800
#0B5A61
oklch(42.8% 0.07 204.5)
-
Step 900
900
#164A50
oklch(37.8% 0.054 206)
-
Step 950
950
#0F2B2F
oklch(26.9% 0.034 207.9)
#4298A2 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) | #8D92A3 | 0.083 |
| Deuteranopia (no green cones) | #7E87A2 | 0.076 |
| Tritanopia (no blue cones) | #009E9B | 0.033 |
| Achromatopsia (no color) | #8C8C8C | 0.084 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4298A2
#4298A2
oklch(63.1% 0.083 205.7)
- #B7766F
#B7766F
oklch(63.2% 0.083 26.4)
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 #4298A2, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Sea #3C9992 ΔE 0.027
- Cadet Blue #5F9EA0 ΔE 0.033
- Teal Green #0A9396 ΔE 0.037
- Persian Green #2A9D8F ΔE 0.040
- Dusty Teal #4C9085 ΔE 0.043
- Blue Green #0F9B8E ΔE 0.044
- Grey Teal #5E9B8A ΔE 0.045
- Dull Teal #5F9E8F ΔE 0.045
Use #4298A2 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.