#649EAC
Closest named color: Cadet Blue (#5F9EA0). oklch(66.5% 0.064 214.7), rgb(100, 158, 172).
Aa
Black text reads best on this color (7.02:1).
About this color
#649EAC is a medium-light, muted teal or cyan. In OKLCH its lightness is 66%, its chroma 0.064 and its hue 215°. Its hue sits on the cool side of the wheel. The nearest named color is Cadet Blue (#5F9EA0), ΔE 0.020 away. Black text reads best on it, at 7.02:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (66%) |
| Chroma | muted (0.064) |
| Temperature | cool |
| Nearest name | Cadet Blue (#5F9EA0) |
| Black text | 7.02:1 |
| White text | 2.98:1 |
Values
| HEX | #649EAC |
| RGB | rgb(100, 158, 172) |
| HSL | hsl(192, 30%, 53%) |
| OKLCH | oklch(66.5% 0.064 214.7) |
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 #649EAC | 2.98:1 | Fails | Lc -61.8 | Content text, not long reading |
| Black text on #649EAC | 7.02:1 | AAA | Lc 47.6 | Large or bold text, headings |
| #649EAC text on white | 2.98:1 | Fails | Lc 56.4 | Large or bold text, headings |
| #649EAC text on black | 7.02:1 | AAA | Lc -45.3 | Large or bold text, headings |
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
#E3EBEE
oklch(93.5% 0.009 222.1)
-
Step 200
200
#CDDCE0
oklch(88.4% 0.017 215.5)
-
Step 300
300
#ABC6CD
oklch(80.9% 0.031 215.1)
-
Step 400
400
#7DA9B4
oklch(70.7% 0.05 214.9)
-
Step 500
500 (this color)
#649EAC
oklch(66.5% 0.064 214.7)
-
Step 600
600
#3D7E8D
oklch(55.7% 0.07 214.8)
-
Step 700
700
#2F6A77
oklch(49.1% 0.064 214.3)
-
Step 800
800
#285761
oklch(42.8% 0.054 213.4)
-
Step 900
900
#26474F
oklch(37.6% 0.041 215.1)
-
Step 950
950
#172A2E
oklch(27.1% 0.026 212.5)
#649EAC 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) | #949AAD | 0.059 |
| Deuteranopia (no green cones) | #8891AC | 0.054 |
| Tritanopia (no blue cones) | #45A4A2 | 0.038 |
| Achromatopsia (no color) | #959595 | 0.064 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #649EAC
#649EAC
oklch(66.5% 0.064 214.7)
- #B78679
#B78679
oklch(66.5% 0.064 35.4)
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 #649EAC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cadet Blue #5F9EA0 ΔE 0.020
- Greyblue #77A1B5 ΔE 0.027
- Bluegrey #85A3B2 ΔE 0.043
- Dull Teal #5F9E8F ΔE 0.045
- Bluey Grey #89A0B0 ΔE 0.045
- Blue Grey #758DA3 ΔE 0.048
- Silver Lake Blue #778DA9 ΔE 0.050
- Cool Gray #8D99AE ΔE 0.050
Use #649EAC 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.